=+5. A consulting firm had predicted that 35% of the employees at a large firm would take advantage of a new company Credit Union, but management is skeptical. They doubt the rate is that high. A survey of 300 employees shows that 138 of them are currently taking advantage of the Credit Union. From the sample proportion Exercises M10_SHAR8696_03_SE_C10.indd 352 14/07/14 7:31 AM Exercises 353