STUDENTS WORKING FROM HOME {X} PERFORMANCE (Y) A B 9 B B T" C B 10 D T 12 E 8 15 F T 9 G 5 9 H 5 10 | 6 9 J 7 9 K 6 8 2Y2 = 1087 IXY = 734 2.1 2.2 2.3 2.4 2sz = [741(107} = 1258 (2x12: (7'4)2 = 5476 21* 2=1u7 2=11449 Calculate the relationship between working from home and performance scores. (3} Interpret the correlation coefcient. (2) What can you deduce about the nature of the relationship between working from home scores and performance scores? (1} Calculate the percentage of common variance between the two sets of scores and illustrate it