A Researcher Believes That a Variable Is Poisson Distributed Across

question 20

Multiple Choice

A researcher believes that a variable is Poisson distributed across six categories.To test this, the following random sample of observations is collected: $$\begin{array} { | l | l | l | l | l | l | l | } \hline \text { Categary } & 0 & 1 & 2 & 3 & 4 & \geq 5 \\\hline \text { Observed } & 7 & 18 & 25 & 17 & 12 & 5 \\\hline\end{array}$$ Using $\alpha$ = 0.10, the critical value of chi-square for the data is _______.

• A)9.236
• B)7.779
• C)13.277
• D)12.89
• E)1.064

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Definitions:

Gross Profits

The difference between revenue and the cost of goods sold, representing the basic profitability of the products or services sold before other expenses.

Payoff Table

A table showing the expected outcomes or results of different strategies or decisions under various conditions.

Payoff Table

A table that shows the outcomes of different decisions under various states of nature.

Expected Opportunity Loss

The anticipated loss in value resulting from failing to select the best choice among several competing options.