Determine the correct/appropriate statistical treatment for the following scenario.

Analyze the following situation. Determine the correctlappropriate statistical treatment (Pearson, Spearman, Chi-square, Dne Factor ANOVA, Paired sample t-test. Independent ttest) for the following scenario. 1. A P.E. instructor advised his students that regular exercise would improve the health and increase stamina. To prove his claim, he conducted test to 15 students and required them to take S-km run. He then asked students to do regular exercise and do some jogging twice a week for a period of two weeks and asked them again to take the 3-km run. What statistical treatment should use to prove the claim of the P.E. instructor? 2. A photocopy machine shops has 3 photocopy machines of different models: Model A, Model B and Model C. During the past 3 months, the owner made some tabulations of the average number of minutes per week each photocopy machines is out of service because of repairs. Decide whether differences among the three samples can be attributed to chance? 3. The HRD head observes that absenteeism is high in the graveyard shift than in the morning shift. The daily time record of the employees shows the number of their absences for a period of two weeks. The Hill) head use 0.05 significance level to test his claim. at. A survey was conducted to determine if relationship exists between academic performance and the number of hours sleeping of a person. 5. A gym instructor wants to determine whether age of a person has something to do with the number of days that such person engages into exercise. A random sample of 264 persons is selected and the results are classified and tabulated below. is there enough evidence to conclude that age is related to the number of days spent in exercising per week? 6. The marketing manager of a business firm claims that by increasing budget for advertisement will eventually increase their sales. Assuming that the difference is normally distributed, can we say that the increase in the budget for advertisement will increase sales. 7. The Peninsula Electric Company is conducting a study whether the number of house occupants is related to the amount of monthly electricity bill in a private-single family residence. 8. The Instructor wants to compare between method A and method B style of teaching. A lesson assessment was given after using each method