1. You want to test the claim that the mean runtime of a movie is more than 120 minutes. You collect a random sample of 8 movies and record their runtime In the table below. Assume that the distribution of movie runtimes is normal. 95 112 125 105 97 133 127 113 a. [2 pts] Write the mathematical equation of the null and alternative hypotheses. b. [4 pts] The mean of the sample data is 113.38 minutes with a sample standard deviation of 14.06 minutes. Use the formula to find the test statistic. Round to two decimal places