# Question

In an effort to cut costs and improve profits, many U.S. companies have been turning to outsourcing. In fact, according to purchasing magazine, 54% of companies surveyed outsourced some part of their manufacturing process in the past two to three years. Suppose 565 of these companies are contacted.

a. What is the probability that 339 or more companies outsourced some part of their manufacturing process in the past two to three years?

b. What is the probability that 288 or more companies outsourced some part of their manufacturing process in the past two to three years?

c. What is the probability that 50% or less of these companies outsourced some part of their manufacturing process in the past two to three years?

a. What is the probability that 339 or more companies outsourced some part of their manufacturing process in the past two to three years?

b. What is the probability that 288 or more companies outsourced some part of their manufacturing process in the past two to three years?

c. What is the probability that 50% or less of these companies outsourced some part of their manufacturing process in the past two to three years?

## Answer to relevant Questions

The average cost of a one-bedroom apartment in a town is $650 per month. What is the probability of randomly selecting a sample of 50 one-bedroom apartments in this town and getting a sample mean of less than $630 if the ...In a particular area of the Northeast, an estimated 75% of the homes use heating oil as the principal heating fuel during the winter. A random telephone survey of 150 homes is taken in an attempt to determine whether this ...A directory of personal computer retail outlets in the United States contains 12,080 alphabetized entries. Explain how systematic sampling could be used to select a sample of 300 outlets.A candy company fills a 20-ounce package of Halloween candy with individually wrapped pieces of candy. The number of pieces of candy per package varies because the package is sold by weight. The company wants to estimate the ...If a random sample of 41 items produces x̄ = 128.4 and s = 20.6, what is the 98% confidence interval for µ? Assume x is normally distributed for the population. What is the point estimate?Post your question

0