Test Hypotheses About a Population Mean with Known Using P-Values $\alpha = 0.05$

question 77

Short Answer

Test Hypotheses about a Population Mean with Known Using P-values
-A local company claims that the number of days missed by its employees due to illness is below the national average of 5 . A random sample of 40 employees provided the data below. At $\alpha = 0.05$ , test the company's claim using $\mathrm { P }$ -values.
$\begin{array} { c c c c c c c c c c } 0 & 3 & 6 & 3 & 3 & 5 & 4 & 1 & 3 & 5 \\ 7 & 3 & 1 & 2 & 3 & 3 & 2 & 4 & 1 & 6 \\ 2 & 5 & 2 & 8 & 3 & 1 & 2 & 5 & 4 & 1 \\ 1 & 1 & 2 & 1 & 5 & 7 & 5 & 4 & 9 & 3 \end{array}$

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Definitions:

Overhead Cost

Rephrased: Expenditures related to the business's general operations, not directly linked to any specific product or service.

Direct Materials

Raw materials that are directly used in the production of a product and can be easily attributed to that product.

Direct Labor

The cost of workers who can be directly traced to the production of products.

Overhead Cost

Indirect expenses related to the day-to-day operations of a business, such as rent, utilities, and administrative salaries.