# Fitchburg State University Statistics Questions

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Rev 04
Problem 1
Rev 04: Problem 1
(1 point)
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10 randomly selected students at Mythic U were asked how many pets thay have.
5,4,5, 3, 7, 8, 14, 6, 7, 11
Problem 1
Find each requested value. Enter NONE for values that cannot be found from the given data.
Problem 2 ✓
M = NONE
T =
7.00
0=
NONE
S =
3.33
Note: You can earn partial credit on this problem.
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You have attempted this problem 4 times. You have 1 attempt left before new version will be requested.
Your overall recorded score is 50%
Rev 05: Problem 1
(1 point)
100 college students on campus for the first time participate in a study of navigation strategies. Each student is given a map of campus, then told to find
their way to a specific location however they choose. The researchers then observe whether the students check the map or ask directions first. 33 female
students asked directions first and 24 checked the map first. 15 male students asked directions and 28 checked the map first.
Asked directions
Checked map
Total
Female
33
24
57
Male
15
28
43
Total
48
52
100
Find the percents.
Percents should be rounded to 2 decimal places.
What percent of the students asked directions first?
48.00
What percent of the students are females who checked the map first? 42.10
What percent of the female students checked the map first?
46.15
What percent of the male students asked directions first? 34.88
Note: You can earn partial credit on this problem.
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You have attempted this problem 3 times. You have 2 attempts left before new version will be requested.
Your overall recorded score is 85%.
Rev 05: Problem 2
(1 point)
Consider the following linear regression analysis comparing exam scores (in the variable Exam) to homework scores (in the variable Homework).
Call:
lm( formula = Exam
HW)
Coefficients:
Estimate Std. Error t value Pr(>1t|)

(Intercept) 0.5433 2.35961 0.094 0.926

Homework 1.8701 0.07055 26.293