Consider the following to answer the question(s) below:
The boxplots below show monthly sales revenue figures ($ thousands) for a discount office supply company with locations in three different regions of Canada (Atlantic, Central and West).
-A z-score of -2.7 indicates that a data value is
A) 2.7 standard deviations above the median.
B) 2.7 standard deviations above the mean.
C) 2.7 standard deviations above the mode.
D) 2.7 standard deviations below the median.
E) 2.7 standard deviations below the mean.

Question

Consider the following to answer the question(s) below:
The boxplots below show monthly sales revenue figures ($ thousands) for a discount office supply company with locations in three different regions of Canada (Atlantic, Central and West). 
-A z-score of -2.7 indicates that a data value is
A) 2.7 standard deviations above the median. 
B) 2.7 standard deviations above the mean. 
C) 2.7 standard deviations above the mode. 
D) 2.7 standard deviations below the median. 
E) 2.7 standard deviations below the mean.

Quizplus · Accepted Answer

A z-score of -2.7 indicates that a data value is 2.7 standard deviations below the mean.

Consider the Following to Answer the Question(s) Below