Author Question: Which of the following is true of the value 9 in the following data set 1, 1, 1, 7, 9, 12, 15, 65, ... (Read 29 times)

Charlie · **on:** Jun 20, 2018

Which of the following is true of the value 9 in the following data set 1, 1, 1, 7, 9, 12, 15, 65, 100?

a. It is the mode.
b. It is the mean.
c. It is the 50th percentile.
d. It is equal to (N+1)/2.

Question 2

Professor Neuberg found that the mean number of alcoholic drinks consumed at a party was much higher for males than for females. If the median and mode number of drinks consumed by males and females was both zero, how can the difference in means be explained?

a. The mean number of drinks consumed by females was disproportionately increased by outliers drinking lots of drinks.
b. The mean number of drinks consumed by males was disproportionately increased by outliers drinking lots of drinks.
c. The difference in means gives no information that is useful and should not be explained.
d. The difference most likely comes from an error in calculation.