question 9-10

(Questions 9 10) For the following questions, identify what type of test is being conducted (and write the appropriate null and alternative hypothesis for practice). 9. A running club wants to know if members run at different speeds on cold days and warm days. The group of 20 runners measures each of their run times on a 40 degree day and again on a 90 degree day. 10. A fruit grower wants to know if his trees bare significantly different amounts of fruit in drought years than non-drought years. He measures the amount of fruit produced by each of his trees for a drought harvest, and for a non-drought harvest