Math, asked by muhammadonlytayyab, 3 months ago

The mean
n value is 8.if
a new value 28 is included the
mean become 9. find the
value of n

Answers

Answered by Santosh1046Y

1

Answer:

19

Step-by-step explanation:

X is sum of obs

N is no.of obs

hope this is right

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