Question: With reference to Exercise 10.9, how would the required sample size be affected if it is known that the proportion to be estimated is at

With reference to Exercise 10.9, how would the required sample size be affected if it is known that the proportion to be estimated is at least 0.75 ?

Data From Exercise 10.9

10.9 What is the size of the smallest sample required to esti-

10.9 What is the size of the smallest sample required to esti- mate an unknown proportion of customers who would pay for an additional service, to within a maximum er- ror of 0.06 with at least 95% confidence?

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