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Answer:
Step-by-step explanation:
The confidence interval for population proportion is given by :-
Given : Sample size :
The proportion of people selected consumers who had opportunities to send in a rebate claim form after purchasing a product said they never did so =
Significance level :
Critical value :
Now, the 95% confidence Interval for the true proportion of such consumers who never apply for a rebate will be :-
Hence, a confidence Interval for the true proportion of such consumers who never apply for a rebate .