Use A $X^2$ Test to Test the Claim That in the Given Contingency

question 16

Essay

Use a $X^2$
test to test the claim that in the given contingency table, the row variable and the
column variable are independent. 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. $$\begin{array} { r | c c c } & \text { Yes } & \text { No } & \text { Undecided } \\\hline \text { Employed } & 30 & 15 & 5 \\\text { Unemployed } & 20 & 25 & 10\end{array}$$

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Definitions:

Supply Shock

An unexpected event that suddenly changes the supply of a product or commodity, leading to a rapid change in its price.

Corporate Earnings

The profit a company makes after deducting the costs of doing business, such as expenses, taxes, and more, usually reported quarterly.

Stock Prices

The current price at which a share of a company is bought or sold in the market.

Stock Price Performance

An assessment of how the price of a specific stock or the overall stock market has performed over a given period.