Answered

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The null and alternate hypotheses are:

H0: μd = 0
H1: μd ≠ 0

The following paired observations show the number of traffic citations given for speeding by Officer Dhondt and Officer Meredith of the South Carolina Highway Patrol for the last 5 months.


Number of Citations Issued
May June July August September
Officer Dhondt 30 22 25 19 26
Officer Meredith 26 19 20 15 19

At the .05 significance level, is there a difference in the mean number of citations given by the two officers?

a. What is the p-value? (Round your answer to 4 decimal places.)

Sagot :

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