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A simple random sample of size n is drawn. The sample mean, x overbar , is found to be 18.4 , and the sample standard
A simple random sample of size n is drawn. The sample mean, x overbar
,
is found to be 18.4
,
and the sample standard deviation, s, is found to be 4.9
.
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(a) Construct a 95
%
confidence interval about mu
if the sample size, n, is 35
.
Lower bound: nothing
;
Upper bound: nothing
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