MA 260 Statistical Analysis I - Module 3 Quiz | Score 85/100 | Ashworth College

[03] Module 3 Quiz *X Exit Fullscreen




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Written Nov 13, 2025 9:20 PM - Nov 13, 2025 10:49 PM e Attempt 1 of 2




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Attempt Score 85/100 -85 %
Overall Grade (Highest Attempt) 85/100 -85 %




Question 1 5/ 5 points

Find the mean for the following data set:

16 10 22 23 10

O 10
O 13
® 162
O 16

, Question 2 5/ 5 points

The mean salary of professional baseball players is $2.58 million with a standard deviation of 0.33. A new
player is hired with a salary of $2.76 million. What is the z-score of this salary?

® 0.55
O -16.18
O 1618
O 836

Question 3 5/ 5 points

For the data set below, find the first quartile.
T 7 76 67 67




m(<)
=1




-1
=i



=)
=



==
=




&
Question 4 5/ 5 points

A survey found that the median number of calories consumed per day in a certain country was 3,304 and
the mean was 3,204.9 calories. If a histogram were constructed for the data, would you expect it to be
skewed to the right, to the left, or approximately symmetric?

(O approximately symmetric

O skewed to the right
@® skewed to the left