Number of crimes since the program

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A study of high crime locations in Miami, Florida was conducted. The number of crimes in each of the eight sample areas during a one year period was recorded. Then a neighborhood watch program was inaugurated. The number of crimes before and after the watch is indicated in the table that follows. Has there been a decrease in the number of crimes since the program was inaugurated? Use the 0.05 significance level.

Find the test statistic. Use matched pairs t procedure. (This is suppose to be a table below)

Number of crimes by area A B C D E F G H

Before watch 8 7 6 3 17 12 8 9

After watch 2 7 3 6 8 13 3 5

Is there enough evidence of a decrease in the number of crimes since the program was inaugurated?

What is the Null and Alternative Hypothesis?

Reference no: EM131513113

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