Chapter 07, Section 7.6, Intelligent Tutoring Problem 063 A survey of all medium- and large-sized corporations showed that 64% of them offer retirement plans to their employees. Let p be the proportion in a random sample of 50 such corporations that offer retirement plans to their employees. Find the probability that the value of p will be a. between 0.54 and 0,61 b. greater than 0,71 Chapter 07, Section 7.6, Intelligent Tutoring Problem 063 X Your answer is incorrect. Try again. a. For p = 0.54, what is Z ? х Round answer to two decimal places. For p = 0.61, what is z ? 0.8485 0.6429 P(0.54 < ô < 0.61) Round answer to three decimal places. %3D

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