. 6. Which of the following statements applies to the statistic known as the “standard deviation”?
A. It is a measure of central tendency.
B. It is only applicable to qualitative measurements.
C. Standard deviation is also known as the “variance”.
D. 95% of all data lie within 2 SD of the mean.
- What is the “average” wage—technically referred to as the arithmetic mean?
A. $475
B. $500
C. $526
D. $5260
- What is the “median” wage of these ten?
A. $475
B. $500
C. $526
D. $600
- What is the “mode” value of these ten wages?
A. $475
B. $500
C. $526
D. $620