# Question: Repeat Exercise 9 50 but assume that the sample size was

Repeat Exercise 9.50, but assume that the sample size was n = 900 instead of n = 100.

Repeat exercise

a. What is the 99% confidence interval for π = the population proportion of union-represented employees who intend to vote for the labor contract?

b. Based on your response to part (a), does contract approval by the union appear to be a “sure thing”? Why or why not?

Repeat exercise

a. What is the 99% confidence interval for π = the population proportion of union-represented employees who intend to vote for the labor contract?

b. Based on your response to part (a), does contract approval by the union appear to be a “sure thing”? Why or why not?

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