MATH 1280 FINAL EXAM ACTUAL EXAM QUESTIONS AND CORRECT ANSWERS (ALREADY GRADED A+) | LATEST EDITION 2025 | UNIVERSITY OF THE PEOPLE

2/10/25, 3:47 PM MATH 1280 FINAL EXAM ACTUAL EXAM QUESTIONS AND CORRECT ANSWERS (ALREADY GRADED A+) | LATEST EDITION…




MATH 1280 FINAL EXAM ACTUAL EXAM
QUESTIONS AND CORRECT ANSWERS (ALREADY
GRADED A+) | LATEST EDITION 2025 |
UNIVERSITY OF THE PEOPLE

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Terms in this set (18)


You are interested in the b
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. b. 300
c. 200 d. 100 e. 20



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, 2/10/25, 3:47 PM MATH 1280 FINAL EXAM ACTUAL EXAM QUESTIONS AND CORRECT ANSWERS (ALREADY GRADED A+) | LATEST EDITION…


What is the mean of x? x b
<- c(12, 14, 11, 14, 13, 15, 12,
16, 10)
Select one: a. 12 b. 13 c. 14
d. 15 e. 16

Using the value of x from e
the prior question, what is
the standard deviation of
x?
Select one: a. 1 b. 3.75 c. 9
d. sqrt(13) e. 1.94

There was a very short b
quiz with five questions.
The following table shows
the number of correct
answers and the
cumulative relative
frequency for those
scores in the class. value: 2
3 4 5 cumulative relative
frequency: .13 .55 .925 1
What is the probability
that a randomly selected
student from the class
scored a 3 on the short
quiz?
Select one: a. .13 b. .42 c.
.55 d. .375 e. .925




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