In an effort to cut costs and improve profits, many U.S. companies have been turning to outsourcing. In fact, according to Purchasingmagazine, 54% of companies surveyed outsourced some part of their manufacturing process in the past two to three years. Suppose 575 of these companies are contacted.
Appendix A Statistical Tables
a. What is the probability that 335 or more
companies outsourced some part of their manufacturing process in
the past two to three years?
b. What is the probability that 285 or more
companies outsourced some part of their manufacturing process in
the past two to three years?
c. What is the probability that 49% or less of
these companies outsourced some part of their manufacturing process
in the past two to three years?
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