Use the Following to Answer Questions : in a Survey

question 21

Short Answer

Use the following to answer questions : In a survey regarding job satisfaction, 574 in a sample of 934 female job-holders stated that they are satisfied with their jobs, while 500 in a sample of 755 male job-holders stated that they are satisfied with their jobs. The null hypothesis is that the proportions of all female and male job-holders who are satisfied with their jobs are the same. The alternative hypothesis is that the proportion of female job-holders who are satisfied with their jobs is lower than the proportion of male job-holders stated who are satisfied with their jobs. The significance level is 2.5%.
-What is the value of the test statistic,z,rounded to three decimal places?

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Definitions:

Cost-Plus Pricing

A pricing approach that involves adding a consistent percentage or fixed sum to the production cost of a product or service to set its sale price.

Absorption Cost

A costing method that includes all manufacturing costs - direct materials, direct labor, and both variable and fixed manufacturing overhead - in the cost of a product.

Return On Investment

A performance measure used to evaluate the efficiency or profitability of an investment, calculated by dividing the profit from an investment by the cost of the investment.

Price Per Unit

Price per unit describes the cost of a single unit of product or service, providing a basis for evaluating and comparing the value of similar items.