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Basic large sample CI for the population mean.

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Presentation on theme: "Basic large sample CI for the population mean."— Presentation transcript:

1 Basic large sample CI for the population mean.
Samples with-replacement, sample size n “large enough.” claim z table CI

2 FPC (finite population correction) for sampling without replacement

3 For sample from a NORMAL population
Student-t method For sample from a NORMAL population (in control) valid for each n = 2, 3, … DF (deg freedom) = n - 1 when using t-table t-table

4 CI for a population proportion p with vs without replacement
large n (resp. n, N-n)

5 CI for the difference of two means
(independent samples of n1 resp n2 both large)

6 CI for the difference of two population proportions
(independent samples of n1 resp n2 )


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