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A consulting firm had predicted that 29​% of the employees at a large firm would take...

A consulting firm had predicted that 29​% 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 126 of them are currently taking advantage of the Credit Union. ​a) Find the standard deviation of the sample proportion based on the null hypothesis. ​b) Find the​ z-statistic. ​c) Does the​ z-statistic seem like a particularly large or small​ value?

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