163718
AssignmentMultiple Choice

Discrete Random Variables – Mean

Question 163718 • NC-Math 4

Your neighborhood gym tracked how many days each of its members worked out over the past week. Let G = the number of days per week a member worked out.Interpret the standard deviation of G.

Question illustration
Answer
A
The mean number of days a member worked out would typically be about 1.6764 from the expected number of days.
B
The mean number of days a member worked out would typically be about 2.2913 from the expected number of days.
C
The number of days a member worked out would typically be about 1.6764 from the expected number of days.
D
The number of days a member worked out would typically be about 1.6764 from the mean about 68% of the time.
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