A Police Chief Wants to Determine If Crime Rates Are

Multiple Choice

A police chief wants to determine if crime rates are different for four different areas of the city (East(1) , West(2) , North(3) , and South(4) sides) , and obtains data on the number of crimes per day in each area. The Tukey's confidence intervals are shown below. At the 1% significance level, the conclusion from Tukey's confidence intervals is we ________.

A) cannot conclude the mean number of crimes differs for West and East
B) cannot conclude the mean number of crimes differs for West and South
C) cannot conclude the mean number of crimes differs for South and North
D) cannot conclude the mean number of crimes differs for West and North