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 will be a. between 0.54 and 0.61 b. greater than 0.71
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 will be a. between 0.54 and 0.61 b. greater than 0.71
Chapter8: Sequences, Series,and Probability
Section: Chapter Questions
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Transcribed Image Text: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 i will be
a. between 0.54 and 0.61
b. greater than 0.71
Chapter 07, Section 7.6, Intelligent Tutoring Problem 063
* Your answer is incorrect.
First, find the following.
p =
i
0.1
q =
i
0.678
n =
i
0.122
i
0.2304
Round answer to four decimal places.
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