MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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SHOW ALL WORK. EITHER WORKED BY HAND OR EXCEL FILE.
The life expectancy in the United States is 75 with a standard deviation of 7 years. A random sample of 49
individuals is selected.
What is the probability that the sample mean will be larger than 77 years?
What is the probability that the sample mean will be less than 72.7 years?
What is the probability that the sample mean will be between 73.5 and 76 years?
What is the probability that the sample mean will be between 72 and 74 years?
a.
b.
с.
d.
e.
What is the probability that the sample mean will be larger than 73.46 years?
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Transcribed Image Text:SHOW ALL WORK. EITHER WORKED BY HAND OR EXCEL FILE. The life expectancy in the United States is 75 with a standard deviation of 7 years. A random sample of 49 individuals is selected. What is the probability that the sample mean will be larger than 77 years? What is the probability that the sample mean will be less than 72.7 years? What is the probability that the sample mean will be between 73.5 and 76 years? What is the probability that the sample mean will be between 72 and 74 years? a. b. с. d. e. What is the probability that the sample mean will be larger than 73.46 years? Edit View Insert Format Tools Table 12pt v Paragraph v BIU A L T :
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