Question

If M is the mean of X1, X2, X3, X4, X5 and X6, prove that
(X7 - M) + (x 2 - M) + (x3 - M) + (x4 - M) + (X5 - M)+ (x6 - M) = 0.​

Answer 1

Answer:

m555555565------_--·2663674576=53737474745

Step-by-step explanation:

4735#6:÷π√^×°π}$•$°•|{√¢√=÷•=√$$=÷√$℅°^{$=°5£+-5+£-4£+65£-6£+&+£(75#4!6£5