In an effort to cut costs and improve profits, many U.S. companies have been turning to outsourcing. In fact, according toPurchasingmagazine, 54% of companies surveyed outsourced some part of their manufacturing process in the past two to three years. Suppose555of these companies are contacted.

Appendix A Statistical Tables

a.What is the probability that337or more companies outsourced some part of their manufacturing process in the past two to three years?

b.What is the probability that292or more companies outsourced some part of their manufacturing process in the past two to three years?

c.What is the probability that50% or less of these companies outsourced some part of their manufacturing process in the past two to three years?

(Round the values of z to 2 decimal places, e.g. 15.25. Round the intermediate values to 4 decimal places, e.g. 0.2513. Round your answers to 4 decimal places, e.g. 0.2513.)

a.

enter probability rounded to 4 decimal places

b.

enter probability rounded to 4 decimal places

c.

enter probability rounded to 4 decimal places