A research institute reports that 73% of workers reported that they and/or their spouse had saved some money for retirement Complete parts a and b below a. If a random sample of 40 workers is taken, what is the probability that fewer than 23 workers and/or their spouses have saved some money for retirement? The probability is (Round to four decimal places as needed)

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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A research institute reports that 73% of workers reported that they and/or their spouse had saved some money for retirement. Complete parts a and b below.
Cam
a. If a random sample of 40 workers is taken, what is the probability that fewer than 23 workers and/or their spouses have saved some money for retirement?
The probability is
(Round to four decimal places as needed)
Transcribed Image Text:A research institute reports that 73% of workers reported that they and/or their spouse had saved some money for retirement. Complete parts a and b below. Cam a. If a random sample of 40 workers is taken, what is the probability that fewer than 23 workers and/or their spouses have saved some money for retirement? The probability is (Round to four decimal places as needed)
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