ilonkaip916 ilonkaip916

14-02-2024
Mathematics

contestada

The mean of 100 observations is 50 and their standard deviation is 5. The sum of squares of all the observations is:

(i) 50000
(ii) 250000
(iii) 252500
(iv) 255000

A) 50000
B) 250000
C) 252500
D) 255000

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