In 2013, several new cars were randomly selected that had city gas mileages of 40 ta
50 miles per gallon. The price of each selected car is recorded in the table below.
Car Prices ($)
34,822
26,963
37,102
28,826 34,796
Variance
35,816 28,141 30,561
36,453 25,027 28,478
36,974
35,452 31,779 31,679
a) Find the sample variance of the data set. Round to one decimal place.
b) Find the sample standard deviation of the data set. Round to one decimal place.
Standard Deviation