Math, asked by variayatri, 6 months ago

If three sets of data had means of 15, 22.5 and 24 based on
6.4, and 5 observations respectively, then the mean of these
three sets combined is
(1) 20.0 (2) 20.5 (3) 22.5
(4) 24.0​

Answers

Answered by Yogibhawi
2

Answer:

vhtafHspecialties aerobic somebody

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