A Researcher Conducts a Chi-Square Goodness-Of-Fit Test in Which K

question 50

Multiple Choice

A researcher conducts a chi-square goodness-of-fit test in which k = 2 and = 3.92.What is the decision for this test at a .05 level of significance?

• A)Retain the null hypothesis.
• B)Reject the null hypothesis.
• C)There is not enough information to answer this question.

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Definitions:

Stepwise Regression

A method of regression analysis in which the choice of predictive variables is carried out by an automatic procedure, often involving the selection of variables based on statistical criteria.

Independent Variables

Variables in statistical models that are manipulated or categorized to observe their effect on dependent variables.

Quantitative Predictor Variables

Variables that can be quantified and measured and are used to predict outcomes in statistical analyses.

Indicator Variables

Variables used in statistical models that take the value of 1 if a certain condition is met and 0 otherwise, often used to represent categorical data.