Math, asked by Swaza15381, 10 months ago

Mean of 200 obs is 48 and their standard deviation is 3

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Answered by ʙʀᴀɪɴʟʏᴡɪᴛᴄh

1

Answer:

Technically, the standard deviation is the square root of the arithmetic mean of the squares of deviations of observations from their mean

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