A random sample of size n = 7 is taken from a population X ~ N ...

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A random sample of size n = 7 is taken from a population X ~ N(

\mu
,
\sigma
2): The observations are:

17.5  14.5  15.2  14.0  17.3  18.0  13.8

(a) Find the value of a point estimate of

\mu
.

(b) Find the value of a point estimate of

\sigma
2.

(c) Give the endpoints for a 90% confidence interval for

\mu
.

    • 8 years ago
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    Point estimate of μ = 15.757 Point estimate of σ^2 = 3.21 ... ...
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    • Arandomsampleofsizen7istakenfromapopulation.doc