Question

What conditions are required for valid large-sample inferences about

$\mu _ { d } ?$

small-sample inferences?

Solution

VerifiedStep 1

1 of 2A valid large-sample inference about $\mu_d$ has two conditions: the sample of differences has to be a random sample and the sample has to be large ($n\geq 30$).

A valid small-sample inference about $\mu_d$ has two conditions: the sample of differences has to be a random sample and the population distribution of differences needs to have approximately a normal distribution.

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