In Passaic County, a specific kitchen aide product was found at 8 different stores and the

process were $27, $25, $20, $15, $30, $34, $28 and $25.

a)

Calculate the interquartile range

b)

Calculate the standard deviation

c)

Calculate the median price

d)

In Bergen County the average price for the same kitchen aide product was $20.50

with a standard deviation of $5.25.

The price of the kitchen aide product was more

consistent (less variability) in Passaic or Bergen County (prove statistically)