A Researcher Believes That a Variable Is Poisson Distributed Across $\alpha$

question 79

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:
Using $\alpha$ = 0.10,the value of the observed chi-square for the data is _______.

• A) 19.37
• B) 2.29
• C) 1.74
• D) 3.28
• E) 4.48

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Definitions:

Bounce Height

the vertical distance an object travels upward after being released from a height or after impacting a surface.

Residual

The difference between observed values and the expected values in a statistical model, indicating the error or deviation from the predicted model outcome.

R Squared

A statistical measure of how close the data are to a fitted regression line, indicating the proportion of variance in the dependent variable explained by the independent variable(s).

Electricity Usage

The amount of electrical energy consumed by a household, organization, or area within a specific period.