MATH 1280 FINAL EXAM PROCTORED (DAYS 1 - 4) (100 OUT OF 100) QUESTIONS AND ANSWERS_ UNIVERSITY OF THE PEOPLE

MATH 1280 FINAL EXAM PROCTORED (DAYS 1 - 4) (100 OUT OF 100) QUESTIONS
AND ANSWERS_UNIVERSITY OF THE PEOPLE


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« MATH 1280 - AY2021-T5
« Final Exam (Days | - 4)
__Final Exam (Proctored)

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There are 20 questions on this exam. You will see approximately four to six items on each
screen.

Question 1

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You are interested in the number of English-speaking people on the planet who want to play a
new kind of online video game. You asked 300 college students if they were interested in
playing video games, 100 said yes, and of them 20 preferred your game to an existing game that
is widely used.
How many people were in the sample?

Select one:
a. The number of English-speaking people on the planet who want to play a new kind of
online video game.
< p.300
¢
¢. 200

, d. 100
e. 20
Clear my choice

Question 2

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‘What is the mean of x?

x <-c(12, 14, 11, 14, 13, 15, 12, 16, 10)

Select one:
a. 12
TNe| oY




b. 13
c. 14
Tre




d. 15
e




e. 16
(o}
Clear my choice

Question 3

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Using the value of x from the prior question, what is the standard deviation of x?