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.

Question

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.

Quizplus · Accepted Answer

Since the p-value associated with the test statistic is less than the significance level (p < .05), we reject the null hypothesis and conclude that there is evidence of a significant difference between the observed and expected frequencies.

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