Confidence Interval for a Proportion Problem 5: Identify the values for the margin of error, z* and p ( explain why you used this value of p).Submita screenshot of using the inverse normal appto obtain z* http://onlinestatbook.com/2/calculators/inverse_normal_dist.html. Show the formula and mathematical work needed to find the sample size necessary for the given confidence interval. Make sure to use the correct rounding rule for the sample size.

Statistirs Canada wants to Know the unemployment rate in Vancouver during any part or last year. How large a sample is required if it is desired to have 90% condence that the estimate is within plus or minus 0.019 of the true proportion? Round up your answer to a whole number 1874