The International Nanny Association reports that in a sample of 528 in-home child care providers (nannies), 20 work for either a nationally known, locally known, or internationally known celebrity 5. a) Find a 95% confidence interval for the true proportion of all nannies who work for a celebrity. Interpret the resulting interval. b)

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A: Given Data: x=722 n=1762   p^=7221762=0.4098

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Q: construct a 95% confidence interval for the true proportion of the population having banking…

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A: Given : x = 200 n = 500 p^=xn=200500=0.4The formula for confidence interval is :p^±zcp^(1-p^)n