8. An English test has a mean of 104 points and a standard deviation of 24. A sample of 75 students are taught using a new method to see if their scores improved. The sample mean was 107 points. a)...

Please solve part d

Extracted text: 8. An English test has a mean of 104 points and a standard deviation of 24. A sample of 75 students are taught using a new method to see if their scores improved. The sample mean was 107 points. a) State the null and alternative hypotheses. b) Determine whether the results are statistically significant at a = .01. c) State your statistical decision. d) Write your answer in proper APA notation.