The use of the interval p̂ ± (z critical value)   p̂(1 − p̂) n requires a large sample. For each of the following combinations of n and p̂, indicate whether the sample size is large enough for use of this interval to be appropriate.   a. n = 51 and p̂ = 0.30 Yes or No       b. n = 51 and p̂ = 0.05 Yes or No       c. n = 11 and p̂ = 0.45 Yes or No

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Q: indicate whether the sample size is large enough for use of this interval to be appropriate.

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