(Answered) According to a university center for logistics management 7

Statistics

According to a University Center for Logistics Management, 7% of all merchandise sold in the United States gets returned. A Seattle department store sampled 90 items sold in January and found that 9 of the items were returned.

If you have the following null and alternative hypotheses for a test you are running:

H0:p=0.07

Ha:p≠0.07

Calculate the test statistic, rounded to 3 decimal places

z=_________________________

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