PD 206 Artificial Intelligence 2022

JavaScript isn't enabled in your browser, so this file can't be opened. Enable and reload.

Final Exam

Email *

Find mean and median of following numbers 23, 34, 26, 12, 56, 23, 34, 29

2 points

29.625, 27.5

27.45, 30.543

25.55, 45.01

None of the above

Clear selection

Given that E and F are events such that P(E) = 0.6, P(F) = 0.3 and P(E∩F) = 0.2, then P(E|F) ?

2 points

2/3

1/3

3/4

1/4

Clear selection

Forward chaining systems are _____________ where as backward chaining systems are ___________

1 point

Goal-driven, goal-driven

Goal-driven, data-driven

Data-driven, goal-driven

Data-driven, data-driven

Clear selection

For the following Case Based Reasoning system, find the closest case for Case number 5

2 points

Case No. 1

Case No. 2

Case No. 3

Case No. 4

Clear selection

In the regression equation y = bo + b1x, bo is the

1 point

slope of the line

independent variable

y intercept

none of the above

Clear selection

In the regression equation y = bo + b1x, what is the correlation between x and y?

1 point

Clear selection

Graphs A,B, C left to right shows the cost function with respect to number of iterations, which graph shows best value of learning parameter

1 point

Can not say

Clear selection

Graphs A,B, C left to right shows the cost function with respect to number of iterations, which graph shows Biggest value of learning parameter

1 point

Can not say

Clear selection

What is advantage of DFS over BFS

1 point

Space Complexity

Time complexity

None

Infinite Loop

Clear selection

Let’s assume; a diagnostic test has 99% accuracy and 60% of all people have Covid-19. If a patient tests positive, what is the probability that they actually have the disease?

3 points

0.993

0.967

0.667

0.010

Clear selection

Practical problem of A* Search

1 point

Space complexicity

Time Complexicity

Optimality

None

Clear selection

What is the frequency response of a Sine wave

1 point

A square wave

A Cosine wave

A spike

A triangular wave

Clear selection

Which logical problem is not linearly separable

1 point

AND

XOR

NOT

Clear selection

In the following neural network example, calculate the error E

2 points

0.327

0.107

0.572

0.99

Clear selection

How we update weights in Backpropagation algorithm

1 point

Partially differentiating bias with respect to weight

Partially differentiating error with respect to weight

Changing test dataset

Adding more training samples

Clear selection

What is k in k-means clustering

1 point

Number of data points

Number of clusters

Number of classes

None of the above

Clear selection

What is advantage of K-medoid clustering over K-means

1 point

Less susceptible to outlier

Less time complexicity

Less space complexity

None of the above

Clear selection

Which of the following fact(s) indicate(s) overfitting in a machine learning model

1 point

high error during training, low error during testing

high error during training, high error during testing

low error during training, high error during testing

low error during training, low error during testing

Clear selection

Which of the following fact(s) indicate(s) underfitting in a machine learning model

1 point

high error during training, low error during testing

high error during training, high error during testing

low error during training, high error during testing

low error during training, low error during testing

Clear selection

A copy of your responses will be emailed to the address you provided.

Submit

Clear form

Forms

reCAPTCHA

Privacy Terms

This content is neither created nor endorsed by Google.