Responses to a Survey Question Are Broken Down According to Employment

question 30

Essay

Responses to a survey question are broken down according to employment status and the sample results are
given below. At the 0.10 significance level, test the claim that response and employment status are independent. $$\begin{array} { r | r r r } & \text { Yes } & \text { No } & \text { Undecided } \\\hline \text { Employed } & 30 & 15 & 5 \\\text { Unemployed } & 20 & 25 & 10\end{array}$$

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Definitions:

Endocrine Gland

refers to glands in the body that release hormones directly into the bloodstream to regulate various body functions.

Pituitary Gland

A small endocrine gland situated at the base of the brain, important for releasing hormones that regulate various bodily functions.

Hypothalamus

A region of the brain that controls an extensive range of bodily functions, including emotional responses, hormonal balance, and hunger/thirst.

Endocrine System

A network of glands and organs that produce, store, and release hormones into the bloodstream to regulate the body's growth, metabolism, and sexual development and function.