When a hypothesis test is to be conducted regarding a population variance,the test statistic will be: A)a t-value from the t-distribution. B)a x² value from the chi-square distribution. C)a z-value from the standard normal distribution. D)a binomial distribution p value.

Question

Quizplus · Accepted Answer

When conducting a hypothesis test regarding population variance, the test statistic is computed using the formula (n-1)*S^2/σ^2, which follows a chi-square distribution with n-1 degrees of freedom. Therefore, the correct choice is B.

When a Hypothesis Test Is to Be Conducted Regarding a Population