In: Math
Determine the margin of error for a 99% confidence interval to estimate the population mean when s =39 for the sample sizes below.
a) |
n=14 |
b) |
n=34 |
c) |
n=53 |
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Construct a 90% confidence interval to estimate the population mean when x overbarx =122 and s =26
for the sample sizes below.
a) n=40
b)n=50
c)n=100