SPRING 2022 PSYC 210 D900 ASSIGNMEN 5) Given X; = 4, 7, 2, 6, 3, 4, 1 and Y; = 10, 13, 9, 14, 17, 11, 8, calculate: (5 marks) a N b) EX; c) EY; d) (EX;)2 e) E(Y?) f) E(X;-Y;) g) E(X;Y;) h) E(Y;-3)2 i) E(X;/3) 1) E( Y;-3)2 x E(X;-1) 2 6) Given the following information: (5 marks) Relative Interval f(x) Cumulative Frequency Relative Percent 77-83 4 70 -76 5 63-69 10 56-62 14 49 55 8