According to a news program, Americans take an average of 4.9 days off per year because of illness. The manager of a large chain of grocery stores wants to know if the employees at the grocery store,...


According to a news program, Americans take an average of 4.9 days off per year<br>because of illness. The manager of a large chain of grocery stores wants to know if<br>the employees at the grocery store, on average, take fewer days off than the<br>national average.<br>The manager selects a random sample of 80 employees in the company and found<br>the sample mean number of days off for the 80 employees was 4.75 days with a<br>standard deviation of 0.9 days.<br>When the manager performed a significance test, the P-value was 0.07.<br>What is the meaning of this P-value in context?<br>

Extracted text: According to a news program, Americans take an average of 4.9 days off per year because of illness. The manager of a large chain of grocery stores wants to know if the employees at the grocery store, on average, take fewer days off than the national average. The manager selects a random sample of 80 employees in the company and found the sample mean number of days off for the 80 employees was 4.75 days with a standard deviation of 0.9 days. When the manager performed a significance test, the P-value was 0.07. What is the meaning of this P-value in context?

Jun 11, 2022
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