A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | |
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1 | Topic (e.g., "Constant Rate of Change") | Pre/Post/IN Task/Video | Problem/Video # | Description of issue | Suggested change | Fixed for Canvas Commons? | Fixed for Canvas Download | Fixed for Blackboard | Fixed for Moodle | Fixed for Brightspace | Fixed for Sakai | |||||||||||||||

2 | All | All Assessments | Difficult to edit mathematics inserted as images | For Blackboard, latex commands can be inserted into questions and answers. (Might not work if Respondus is used.) | ||||||||||||||||||||||

3 | Antiderivatives | Video | Part 1 | At 4:57, -4 * -1/7 is declared to be -4/7. Also, at 7:07, an equal sign is needed between F' and f | ||||||||||||||||||||||

4 | Average Rate of Change (Sakai Version) | Pre | All | Need to add images, formulas, and multiple-choice options | Yes | |||||||||||||||||||||

5 | Average Rate of Change (Sakai Version) | Pre | 2 | Answer should be that speeds are the same | Not an issue on Canvas | Yes | ||||||||||||||||||||

6 | Basic Derivative Rules | Pre & Post | 2 | Multiplication signs would be nice for part a and part d | part a) ln(7)*7^x where the "*" is actually a dot part d) replace the "*" with a dot | Yes (Pre) | Pending | |||||||||||||||||||

7 | Basic Derivative Rules | Pre & Post | 2 | Part c does not represent a common mistake | should be "x7^(x-1)" | Yes (Pre) | Pending | |||||||||||||||||||

8 | Basic Derivative Rules | Pre & Post | 2 | Option copy and paste error? 6x^2+7 should not appear as an option - or at least I do not see how it related. | Remove 6x^2+7 as an option; AW Note: Changing this to 7x^6 for power rule error | Yes (Pre) | Pending | |||||||||||||||||||

9 | Basic Derivative Rules | Pre & Post | 3 | 7 log_6 x would be an interesting 5th option | Yes (Pre) | Pending | ||||||||||||||||||||

10 | Basic Derivative Rules | Pre & Post | 4 | Our video uses theta for angle measure. | Replace x with theta. | Yes (Pre) | Pending | |||||||||||||||||||

11 | Basic Derivative Rules | Post | All | Seems odd to me that this is one of the few videos sets where the PreVideo and PostVideo questions are exactly identical. I can see our instructors wanting them to be slightly different. I did find that they were different on Ximera AFTER I made quick changes to the PostVideo questions on Blackboard. What is on Ximera actually seems good but more challenging than the PreVideo questions. | Change the PostVideo questions. You can see provided options to multiple choice questions that did not make it into Blackboard in the "Multiple Choice Question Answer" Google document in our LMS folder. You can also see the actual changes that I made before I realized the Pre and Post should have been different questions. | N/A | Pending | |||||||||||||||||||

12 | Chain Rule | Task | S should not be a function of time but of radius length Plus units for radius should be provided | S(r) is the volume of displaced sediment for a ripple of radius r feet | Yes | Pending | Pending | |||||||||||||||||||

13 | Chain Rule | Task | Answer marked incorrectly | I got 10 | Yes | Pending | Pending | |||||||||||||||||||

14 | Chain Rule | Pre | 2 | Expontent not appearing correctly in problem statement or answer | Fix the exponent | N/A | N/A | Pending | ||||||||||||||||||

15 | Chain Rule | Post | 2 | Exponent not appearing correctly in problem statement | Yes | Pending | Pending | |||||||||||||||||||

16 | Chain Rule | Post | All | Same issue as with product rule and quotient rule post video answers. Student will consistently be marked incorrect for correct answers. | Change the PostVideo questions to multiple choice. | Yes | Pending | Pending | ||||||||||||||||||

17 | Constant Rate of Change | Post | 2 | only the varialbe x is defined; also, answer options are randomized (in Sakai) | Define the variable y; de-randomize answer options | Yes | Pending | Pending | ||||||||||||||||||

18 | Continuity | Task | Missing the word "discontinuous." | Add the word "discontinuous". | Yes | Pending | Pending | |||||||||||||||||||

19 | Continuity | Task | No reference to x until the last option. | I suggest re-wording to, "For what values of x ...". | Yes | Pending | Pending | |||||||||||||||||||

20 | Definite Integrals | Task | Table is too small to read | Pending | ||||||||||||||||||||||

21 | Definite Integrals | Task | Does not specify LHS or RHS and so answer options do not make sense. | Specify RHS for answer option to make sense. | Pending | |||||||||||||||||||||

22 | Definite Integrals | Pre | 1 | Table is too small to read | Increase size of table manually | Yes | Pending | Pending | ||||||||||||||||||

23 | Definite Integrals | Pre | 1 | Correct answers should be 16 or 22 meters, but 18 is listed as correct | Change correct answer to "none of the above" | Yes | Pending | Pending | ||||||||||||||||||

24 | Definite Integrals | Pre | 2 | I think the correct answer is where ∆t=2, but ∆t=1 is listed as correct | Change correct answer to C from D | Yes | Pending | Pending | ||||||||||||||||||

25 | Definite Integrals | Pre | 3 | An incorrect answer was selected in Bb. | Change from f(x_2)\Delta x to the Riemann sum. AW NOTE: In Canvas, only one of the intervals is shaded in green, so the Riemann sum wouldn't be the correct answer | Not an issue on Canvas | Pending | |||||||||||||||||||

26 | Definite Integrals | Pre and Post | question involving graph of R(t) | The answer choice of "none of the above" is silly given that the question is which value is greatest. | Remove "none of the above" | Yes | Pending | Pending | ||||||||||||||||||

27 | Definite Integrals | Pre and Post | question involving graph of R(t) | difficult notation in the Riemann sum choices | Replace symbolic answers with verbal like "Left Riemann sum with 3 partitions for the interval $$ 2 \le t \le 8$$ | Yes | Pending | The point of the task is that they equate difficult notation with graphical meanings. No change. | ||||||||||||||||||

28 | Euler's Method | Video | 2 | Multiple instances of "hours" that should be "days | ||||||||||||||||||||||

29 | Euler's Method | Video | All | Need to add column for Delta S, I, R | ||||||||||||||||||||||

30 | Euler's Method | Video | All | Use I' instead of the trick for delta-I | ||||||||||||||||||||||

31 | FTOC1 | Pre | 1 | Start sentence with capital letter | If m not if m | Pending | ||||||||||||||||||||

32 | FTOC1 | Post | 2 | The question uses minutes but the answers use hours. Also, in Bb there is a blank answer choice. | Change to consistent units. | Yes | Pending | Pending | ||||||||||||||||||

33 | FTOC2 | Task | Start sentence with capital letter | Below, not below | Pending | |||||||||||||||||||||

34 | FTOC2 | Pre | 3 | I think the correct answer is "Decreasing" but "Increasing is labeled as correct | Change from "Increasing" to "Decreasing" | Yes | Pending | Pending | ||||||||||||||||||

35 | FTOC2 | Post | 2 | Start sentence with capital letter | If not if | Pending | ||||||||||||||||||||

36 | FTOC2 | Post | 4 | The graphs shows a domain of [-2,3], but the description says [-1,4] | Change the question prompt. | Yes | Pending | Pending | ||||||||||||||||||

37 | Graphing Derivatives | Task | Incorrect answer marked | Mark Graph 1 as correct. | Yes | Pending | Pending | |||||||||||||||||||

38 | Graphing Derivatives | Pre | 1 | Incorrect answer marked | Mark More than one of the above | Yes | Pending | Pending | ||||||||||||||||||

39 | Graphing Derivatives | Pre | 2 | Incorrect answer marked | Mark <0 | Yes | Pending | Pending | ||||||||||||||||||

40 | Graphing Derivatives | Pre | 3 | Incorrect answer marked | Change the interval to [0,1] and change answer to <0 | Yes | Pending | Pending | ||||||||||||||||||

41 | Graphing Derivatives | Pre | 4 | Incorrect answer marked | Change the interval to [3,5] | Yes | Pending | Pending | ||||||||||||||||||

42 | Graphing Derivatives | Pre | 5 | Confusing Graph for later problem - suggested changes would affect this problem. Read all related problems to understand overall suggested changes | Change the interval to [-8,-6] | Yes | Pending | Pending | ||||||||||||||||||

43 | Graphing Derivatives | Pre | 6 | Confusing Graph affecting multiple problems | Change the interval to [-6,-4] Mark answer as decreasing | Yes | Pending | Pending | ||||||||||||||||||

44 | Graphing Derivatives | Pre | 7-8 | Stay the same with the suggested changes to 5 and 6. | Yes | Pending | Pending | |||||||||||||||||||

45 | Graphing Derivatives | Pre | 9 | Incorrect answer marked | Mark 2 | Yes | Pending | Pending | ||||||||||||||||||

46 | Graphing Derivatives | Pre | 10-11 | The point (8,g(8)) is not depicted on the graph | Replace 8 with 3. | Yes | Pending | Pending | ||||||||||||||||||

47 | Graphing Derivatives | Pre | All | Consider having a cleaner graph | Have a graph that can be more easily read. | Yes | Pending | Pending | ||||||||||||||||||

48 | Graphing Derivatives | Post | All but ... | Too long for me to list at the moment. | Yes | Pending | Pending | |||||||||||||||||||

49 | Graphing Derivatives | Post | 1 | Incorrect answer marked | Change the interval to [-7,-5] | Yes | Pending | Pending | ||||||||||||||||||

50 | Graphing Derivatives | Post | 2 | Incorrect answer marked | Change the interval to [-3,-2] | Yes | Pending | Pending | ||||||||||||||||||

51 | Graphing Derivatives | Post | 3 | Oppertunity to include negative values for the function's output to check a common mistake. Using 1 as the endpoint also make the answer a bit more obvious | Change the interval to [-2,1] | Yes | Pending | Pending | ||||||||||||||||||

52 | Graphing Derivatives | Post | 7 | Missing a bracket and can change interval to make answer a bit more obvious | Change the interval to [1,2] | Yes | Pending | Pending | ||||||||||||||||||

53 | Graphing Derivatives | Post | 10-11 | Missing Graphs! | Add a graph | Yes | Pending | Pending | ||||||||||||||||||

54 | Graphing Derivatives | Post | All | Questions refer to a function "g" but the graphs indicate that the function is "f." | Change the function name to "f" | Yes | Pending | Pending | ||||||||||||||||||

55 | Graphing Varying Rates of Change | Post | 2 | The question indicates that the height measurement is between the top of the water and the top of the bottle | The answer needs to be a decreasing, concave up graph. | Yes | Pending | Yes | Yes | Yes | Yes | |||||||||||||||

56 | Graphing Varying Rates of Change | Post | 2 | Graph not labeled well. | Consider changing the labeling on the vertical axis for the graphs to at least be a “d” since “h” will more naturally be associated with what it has stood for before, height of the water. | Pending | Pending | |||||||||||||||||||

57 | Implicit | Task | The point is given in decimal form but the answers are given as fractions. | Change the question to, "What is the slope of the tangent line to the curve at the point (0, 1.2)? Report your answer correct to three decimal places." Then change answers to decimal form correct to three decimal places. | Yes | Pending | Pending | |||||||||||||||||||

58 | Implicit | Task | The point (0,1.2) is not on the curve. | Change the equation of the curve to (x^2+y^2+1.2x)^2=1.44(x^2+y^2) | ||||||||||||||||||||||

59 | Implicit | Task | Students are really going to struggle and I would not want a student spending considerable time on this | Add "I'm not sure how to start" as the last option. | Yes | Pending | Pending | |||||||||||||||||||

60 | Implicit | Pre | 1 | Incorrect solution marked | Mark -3/4 | Yes | Pending | Pending | ||||||||||||||||||

61 | Implicit | Post | 2 | Parenthesis in the denominators are not needed | Remove parenthesis | Doesn't hurt, and it's a pain to fix... | Pending | |||||||||||||||||||

62 | Implicit | Post | 3 | Not sure why decimal forms suddenly appeared. | Write the two options using decimal forms as fractions. The correct answer is -4/25 | Yes | Pending | Pending | ||||||||||||||||||

63 | Implicit | Pre/Post | All | The Post have the option "Another answer not listed above" but the Pre does not have this option. There are plenty of options within the Post and I'm concerned about test burn out from the students. | Remove "Another answer not listed above" from all PostVideo questions. Maybe consider removing another option as well. | Yes | Pending | Pending | ||||||||||||||||||

64 | Implicit | Post | 2 & others | Multiple identical answers | Adjust! | Not an issue on Canvas | Pending | |||||||||||||||||||

65 | Implicit | Post | All | If you interpret the question as dy instead of dy/dx, no answers are correct | Adjust! | Fixed for problem 2 (not an issue on others?) | Pending | Pending | ||||||||||||||||||

66 | Implicit | Post | 1 | In Blackboard, the wrong answer is selected. (Note the answer choices don't need to change, just the one that is marked as correct.) | Change the answer to -4/3. | |||||||||||||||||||||

67 | Interpreting the Derivative | Task | Wording is not precise. | Change 4th option to "As time increases by a very small amount from 5 hours, the amount of fuel consumed by Courtney's car increases by approximately 2.5 gallons over the next hour." Change 5th option to "The instantaneous rate of change of the amount of fuel consumed with respect to time is 5. | Yes | Pending | Pending | |||||||||||||||||||

68 | Interpreting the Derivative | Pre | 1 | Wording is not precise | Change the 4th option to "As time increases by a very small amount from 3 years, the card's value increases by approximately 5 times as much as the change in time." Change 5th option to "The instantaneous rate of change of the card's value with respect to time is 3." | Yes | Pending | Pending | ||||||||||||||||||

69 | Interpreting the Derivative | Pre | 1 | Incorrect answer marked | Mark the 4th option as correct | Yes | Pending | Pending | ||||||||||||||||||

70 | Interpreting the Derivative | Post | 1 | Wording is not precise. | Change the 4th option to "As volume varies by a very small amount from 10 cubic meters, the depth of the water increases by approximately 2 times as much as the change in volume." Change the 5th option to "The instantaneous rate of change of the depth's value with respect to volume when the volume is 10." | Yes | Pending | Pending | ||||||||||||||||||

71 | Interpreting the Derivative | Video | 1 | Need to add "approximately" to definition of limit (near end) | ||||||||||||||||||||||

72 | Introduction to Optimization | Pre | 6 | Some books use "absolute" instead of global | Change to "global maximum (also called absolute maximum) of f(x)" | Yes | Pending | Pending | ||||||||||||||||||

73 | Introduction to Optimization | Pre | All | Although "the derivative" has been put in bold face, it is easy to miss. | Also include the labeling "y=f'(x)" on each graph. | Too much work... | no | |||||||||||||||||||

74 | Introduction to Optimization | Post | All | "the derivative" is no longer in bold face | Put this in bold face and I recommend including the labeling "y=f'(x)" within each graph. | Fixed boldface; didn't adjust images | Pending | Pending | ||||||||||||||||||

75 | Introduction to Optimization | Post | 6 | Some books use "absolute" instead of global | Change to "global minimum (also called absolute minimum) of f(x)" | Yes | Pending | Pending | ||||||||||||||||||

76 | Introduction to Optimization | Post | 6 | Since D was the previous answer in the exact same problem in the PreVideo Questions, students could make D because they marked D before. | Change to "global maximum (also called absolute maximum) of f(x)" And then change answer to B. | The point is labeled D - not going to call it B when it's D | No change | |||||||||||||||||||

77 | L'Hopital's Rule | Pre | 3 | Question reads incorrectly | Should be "equations" not "questions" | Yes | Pending | Pending | ||||||||||||||||||

78 | L'Hopital's Rule | Post | 2 | Solution marked incorrectly | I got 2pi | Yes | Pending | Pending | ||||||||||||||||||

79 | L'Hopital's Rule | Pre/Post | 3 | All other problems have DNE (not including an infinite limit) as an option | add DNE (not including an infinite limit) as an option | Yes | Pending | Pending | ||||||||||||||||||

80 | Limit at a Point | Video | 1 | Audio cuts out a couple of times | ||||||||||||||||||||||

81 | Limit Def of Derivative | Video | 1 | Denominators are all 0.0001 in last set of computations | ||||||||||||||||||||||

82 | Local Linearity | Task | 1 | The problem statement ends by incorrectly stating that p(t) is measured in months. | Should end with "t is measured in months" | Pending | ||||||||||||||||||||

83 | MVT | Pre | 1 | Incorrect solution marked | Should be Graphs III), IV), and V) On Blackboard this can be changed to a select all instead of a multiple choice. | Yes | Pending | Pending | ||||||||||||||||||

84 | MVT | Pre/Post | 2 | Question reads inaccurately. Missing an "f" | "... if any, is f continuous over..." | Yes | Pending | Pending | ||||||||||||||||||

85 | MVT | Pre/Post | All | The graphs are a bit big in Blackboard. This would cause students with small screens to have difficulty managing these problems. | Reduce size of graphs by at least another 10 to 20%. | Yes | Pending | Pending | ||||||||||||||||||

86 | MVT | Pre/Post/task | several | The difference quotient is incorrect; the terms in the numerator should be reversed. | Yes | Pending | Pending | |||||||||||||||||||

87 | MVT | Pre/Post | 2 | The graphs are not rendering correctly in the Blackboard modules | Replace the images. | |||||||||||||||||||||

88 | Optimization Modeling | Pre | 2 | Image of storage area is missing | Yes | Pending | Pending | |||||||||||||||||||

89 | Optimization Modeling | Pre | 2 | Missing common mistake if students do not account for the inner walls | 20 x 20 should be an option | Yes | Pending | Pending | ||||||||||||||||||

90 | Optimization Modeling | Pre | 3 | Incorrect Solution Marked with Incorrect Units | Mark 5.59 ft^3 | Already fixed (below) | Pending | |||||||||||||||||||

91 | Optimization Modeling | Post | 2 | Correct Answer Does Not Appear | Add 15 ft x7.5 ft | Yes | Pending | Pending | ||||||||||||||||||

92 | Optimization Modeling | Post | 1 | Correct Answer Does Not Appear - Likely due to incorrect copy and past. Parimeter needs to change to 30 in. | Change parimeter to 30 in. And mark the 5th option as correct. | Yes | Pending | Pending | ||||||||||||||||||

93 | Optimization Modeling | Pre/Post | 2 | Question phasing does not match. | Introduction f in the PreVideo questions? | Seems to already match... | Pending | |||||||||||||||||||

94 | Optimization Modeling | Pre/Post | 2 | Style of answer options do not match. Pre simplifies a bit. | Do not simplify Pre and put in the same style as the Post Change the sqrt to sqrt(a^2-(1/4)(10-2a)^2) | Changed to 30 in as suggested above | Pending | |||||||||||||||||||

95 | Optimization Modeling | Pre | 3 | 2.239 is not the correct solution | Change to 5.59 | Yes | Pending | Pending | ||||||||||||||||||

96 | Optimization Modeling | Pre | 3 | units on 5.59 should be ft^3, not ft^2 | Yes | Pending | Pending | |||||||||||||||||||

97 | Porduct Rule | Post | 4 | The answer that is marked correct may have a duplicate "x^-5" | Remove an extra "x^-5" if one is there. | Yes | Pending | Pending | ||||||||||||||||||

98 | Product Rule | Pre | 4 | No correct answer (coefficient "3" missing) | Add the coefficient "3" to the first term | Yes | Pending | Pending | ||||||||||||||||||

99 | Product Rule | Post | 1 and 2 | The wrong answer is listed as correct | Yes | Pending | Pending | |||||||||||||||||||

100 | Product Rule | Post | 3 | Common is in the incorrect place | Change to "4^x x^4," | Yes | Pending | Pending |