Question 1
True or false? A χ
2-curve with 10 degrees of freedom is more skewed than a
with 12 degrees of freedom.
◦ True
◦ False
Question 2
Suppose that you are performing a χ
2-test for a population standard deviation. Which of the following statements regarding the distribution of the test statistic is true?
◦ If the null hypothesis is true, the test statistic has a chi-square distribution with
◦ If the null hypothesis is false, the test statistic has a chi-square distribution with
◦ If the null hypothesis is false, the test statistic has a chi-square distribution with
◦ If the null hypothesis is true, the test statistic has a chi-square distribution with