hey i was jus goin through the quiz questions and im totally thrown off cos these questions r NOTHING like the questions we went through in the workshops... theyre like a million times harder...
can anyone plzzzzz help me with the first question at least plzzzzzzzzz
1. Given S Xi = 20, S Yi = 22, S Xi Yi = 3, S Xi2 =t 75, S Yi2 = 50, n = 15
Evaluate:
(a) S (3 + Yi) + S (5Xi)2
(b) S (5Xi + 4Yi)2
thanx a bunchhhhhhhhhh
can anyone plzzzzz help me with the first question at least plzzzzzzzzz
1. Given S Xi = 20, S Yi = 22, S Xi Yi = 3, S Xi2 =t 75, S Yi2 = 50, n = 15
Evaluate:
(a) S (3 + Yi) + S (5Xi)2
(b) S (5Xi + 4Yi)2
thanx a bunchhhhhhhhhh