Question: Do one of the following, as appropriate: (a) Find the critical value \(\mathrm{z}_{\alpha / 2}\), (b) find the critical value \(\mathrm{t}_{\alpha} / 2\), (c) state that neither the normal nor the \(t\) distribution applies.

\(98 \% ; n=7 ; \sigma=27 ;\) population appears to be normally distributed.

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