6. Ten pupils from grade six were randomly selected from a certain public school system. They were ranked according to the quality of their home environment (the scale used is (1-poor and 7-excellent) and the quality of their performance in school (1-needs improvement and 7- outstanding. The result is shown in the table. Calculate r. and determine whether one can conclude that the two variables are correlated. Home Environment Performance in School 7. A company owner wishes to find out whether there is a relationship between the age of his employees and the number of absences they take each year. The data are as follows: Age No. of Days Absent 24 2 27 29 32 36 40 6 Using the steps in hypothesis testing calculate r, and determine its significance at 0.05. 8. A researcher is interest ow whether the height of tomato plant affects the number of fruits it can produced. Fifteen to are chosen at random from the farm. And the results were recorded. Using the steps in hypothesis testing. Determine if there is a significant relationship between the two variables, (a=0,05 level of significance) Height in (em) No. of Fruits Produced 30 34