Question

STJAD
5. The following figures are the weights in kg of s persons chosen at random. Calculate the simple
arithmetic mean of the weights by (i) direct method (2) short-cut method
Weights (în kg): 2. 59, 56, 67, 69, 5, 70, 72 Fans Mean weight = 65k
the data showing marks of students in a class in
5 Find​

Answer 1

Answer:

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