Math, asked by dattaappasahebgavhan, 1 month ago

2 10 is the mean of a set of 7 observations and is the mean of a set of 3 observations the mean of a combined set is given by
(A) 15
(B)10
(C) 7.5
(D)8.7

Answers

Answered by itmissloverni

1

Answer:

2 10 7 15 10 7.5 8.7 3

Step-by-step explanation:

is your answer

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