In a random sample of 250 people in a town, 107 were female. Find the following: . Sample proportion for females

. Standard error of the proportion

. Margin of Error

. 95% confidence interval

Round all answers to the nearest hundredth.

Solve 2 - 3 cos x = 5 + 3 cos x for 0° ≤ x ≤ 180° a. 150° b. 30° c. 60° d. 120°

Frank is lending $1,000 to sarah for two years. frank and sarah agree that frank should earn a real return of 4 percent per year. instructions: a. the cpi (times 100) is 100 at the time that frank makes the loan. it is expected to be 113 in one year and 127.7 in two years. what nominal rate of interest should frank charge sarah?

Two consecutive negative integers have a product of 30. what are the integers?