The mean of x1 x2 ............, X3 is 10, then the mean of 5x1 5x2..... 5x3
is ......
(a) 50
(c) 15
(b) 10
(d) 5
Answers
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It is so difficult.....
I think it is 5
Answered by
0
Answer:
50
Step-by-step explanation:
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