If the standard deviation of 500,000 numbers is 50, what is the SD of the means of the the samples of size 30?

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2006-12-19 21:34:16 · 2 answers · asked by Kinu Sharma 2 in Science & Mathematics ➔ Mathematics

SD of 500,000 = 50
SD of size 30?

50 divided by 500,000 = x divided by 30
SD of size 30 = 0.003

2006-12-19 21:42:11 · answer #1 · answered by ? 7 · 0⤊ 0⤋

what do you mean by the SD of the means of the samples of size 30?

can the 30 sample have two or more means?

sorry can't help

2006-12-20 05:59:37 · answer #2 · answered by bhen 3 · 0⤊ 0⤋