P values in hypothesis tests for a sample mean are

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8.2P-values in hypothesis tests for a sample mean are based on pdfs of the a.Sample distributions of the random variable b.Sampling distributions of the sample statistic c.Bernoulli distribution d.Central Limit Theorem e.None of the above
8.3When we say a sample estimate is “unbiased” this means
8.4The variance of a sample estimate is
8.5The assumption that the observations are “independent and identically distributed” in a linear regression, yi= 0+ 1xi+ pertains to i,
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