Please show step by step on how you got your answers.

7. A sample of 1 = 9 participants is obtained from a population with / = 29, and a treatment is administered to the individuals in the sample. After treatment, the scores for the nine participants are as follows: 23, 33, 26, 28, 30. 26, 27, 25, 25. Use a two-tailed test with a = .05. a. Conduct the four steps for hypothesis testing and label each step: Step1, Step 2, Step 3, and Step 4. b. Calculate Cohen's d. c. Are the data sufficient to conclude that the treatment has a significant effect? Write your answer in the form of a sentence. 8 Participant Reading Speed Number of Books Test Score Read (X) () 9 6 16 7 3 24 10 4 12 5 5 6 18 8 A researcher is interested in seeing if there is a significant relationship between the Number of books a person has read and thier reading speed. She conducts a study to test her hypothesis. Please use the data set above. a. Use a two-tailed test with a = .05. Conduct the four steps for hypothesis testing and label each step: Step1, Step 2, Step 3, and Step 4. b. Write a sentence regarding your results. c. Calculate the regression equation for this data set. d. What are the predicted Y scores for the following X scores: X=2, X=4, X=10, X=20