HW 1
CS427/527 Math Assessment HW
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Which operation is generally faster in a hash table than in a linked list? *
1 point
On average, how fast is this operation in a hash table of size n containing n elements? *
1 point
Your box of cereal may be a contest winner! It's rattling, which 100% of winning boxes do. Of course 1% of all boxes rattle and only one box in a million is a winner. What is the probability that your box is a winner? Please specify your answer as a probability (i.e. .05 rather than 5%). *
1 point
You are playing a solitaire game in which you are dealt three cards without replacement from a simplified deck of 10 cards (marked 1 through 10). You win if all of your cards are odd. How many winning hands are there if different orders are different hands? *
1 point
What is your probability of winning? (Please round to 2 significant digits.  For example: .024 instead of .0244444) *
1 point
Someone rolls a fair six sided die and wins points equal to the number shown.  What is the expected number of points after one roll? *
1 point
After 2 rolls? *
1 point
Select all the statements that are true for all joint distributions over X and Y. *
2 points
Required
Select all of the following statements that are true. *
2 points
Required
You know that x = y/3 + 1/3(x+1) and y = y/2 + (1/2) (x+2). What is x? *
1 point
What is y? *
1 point
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