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:

Job-Order Costing

A system that assigns manufacturing costs to each product, providing a way to calculate the cost per item or job specifically.

Predetermined Overhead Rate

An estimated rate used to allocate manufacturing overhead costs to products or job orders, based on a planned amount of activity.

Machine-Hours

A measure of production output or activity based on the number of hours machines are run, used in allocating machine-related costs to products.

Variable Manufacturing Overhead

Costs in the manufacturing process that fluctuate with the level of production output, such as utilities or materials.