1
AssignmentMultiple Choice
Discrete Random Variables – Mean
Question 1 • 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.Calculate and interpret the mean of G.
Answer
A
Each member of the gym worked out about 3.5 days per week.B
Each member of the gym worked out 1.36 days per week.C
If many, many members were randomly selected, the average number of days per week a member worked out would be about 1.36 days.D
If many, many members were randomly selected, the average number of days per week a member worked out would be about 3 days.