AT&T Technology Academy Exam with Questions and Guaranteed Answers

AT&T Technology Academy Exam with Questions and Guaranteed Answers



Between Gender and Age, which one seems more decisive for predicting what app will the users
download?

MC-



A. Gender

B. Age - Answer-A. Age



If an email contains the word "cheap", what is the probability of it being spam?

20 spam emails contain cheap, 5 non-spam emails contain cheap

MC-



A. 40%

B. 60%

C. 80% - Answer-C. 80%



What is the best estimate for the price of a house?

Small house: $70,000 | Large house: $160,000

MC-



A. $80,000

B. $120,000

C. $190,000 - Answer-B. $120,000



Does the student 3 get accepted?

, Student 1 (accepted): Test 9/10, Grades 8/10

Student 2 (rejected): Test 3/10, Grades 4/10

Student 3: Test 7/10, Grades 6/10

MC-



A. Yes

B. No - Answer-A. Yes



Supervised learning is broken into two main subfields. They are (choose two):

Select all-



A. Classification

B. Regression

C. Unsupervised

D. Linear Regression

E. Decision Trees - Answer-A. Classification

B. Regression



Classification involves predicting classes and Regression involves predicting?

MC-



A. Goals

B. Lines

C. Values

D. Vectors - Answer-C. Values