tasneembanu
Forum Guru
Topics: 96
Posts: 545
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what happens to the std error of the mean and the confidence interval if sample size decreases?
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| mash
Forum Fanatic
Topics: 147
Posts: 1,326
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it shud increase
coz std error of mean =s.d /sq root of n
if n decreases---> std error of mean will increase
CI =mean +/- z(std error of mean)
if n decreases ---> CI will increase
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| tasneembanu
Forum Guru
Topics: 96
Posts: 545
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thanks mash
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