2. The following are the heights and weights given in inches and pounds, respectively of a sample of 10 year-old children. Child Height (X) Weight (Y) A 59 106 B 56 86 C 53 82 D 51 60 E 56 73 F 51 54 G 58 86 H 51 70 65 74 C 52 65 a. Find the value of r. b. Interpret the value of r using the correlation scale. c. Test the significance of r at .05 level. d. What can you conclude regarding the relationship of height and weight? 3. A businessman would like to determine if there is a relationship between the size of a store and the profit to be earned. The following data gathered from 8 storeowners pertain to the size of the store in square meters and the profit earned in thousand pesos. Store Store size (X) Profit (Y) A 35 20 B 22 15 C 27 17 D 16 9 E 28 16 F 12 7 G 40 22 H 32 23 a. Calculate the value of r. b, Interpret the value of r. c. Test the significance of r at .01 level. d. Is there a significant relationship between store size and profit earned?A teacher wants to find out if students' scores in English are correlated with the scores in Filipino. The following are scores of 10 selected students in English and Filipino. Student Score Score in in English (X) Filipino (Y) 28 27 2 22 20 3 18 14 A 16 25 30 15 6 25 23 7 19 17 8 12 10 9 13 22 10 24 14 a. Calculate the value of r. b. Interpret the value of r. c. Test the significance of r at .01 level. d. Is there a relationship between English and Filipino scores? 5. Find the coefficient of determination in numbers 3, 4, and 5. Interpret the results