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:

Deception

The act of misleading or concealing the truth to manipulate or cheat, which can be both socially and legally punishable.

Magnuson-Moss Act

A federal law enacted in 1975 aimed at improving consumer protections and warranties on household products and automobiles.

Manufacturing Equipment

Tools, machinery, and other durable equipment used in the production process of goods.

Federal Trade Commission

A U.S. federal agency established to prevent fraudulent, deceptive, and unfair business practices in the marketplace.