A random sample of n measurements was selected from a population with unknown mean μ and standard deviation σ=15 for each of the situations in parts a through d. Calculate a 99​% confidence interval for μ for each of these situations n=60​,

MATLAB: An Introduction with Applications
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A random sample of n measurements was selected from a population with unknown mean

μ

and standard deviation

σ=15

for each of the situations in parts a through d. Calculate a

99​%

confidence interval for

μ

for each of these situations

n=60​,
x=36
b.
n=200​,
x=120
c.
n=110​,
x=16
 
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