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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QUESTION 15
To find out how much fat is in a common hot dog, a nutritionist recorded the amount of fat in 100 grams of a random sample of 9 brands as
follows:
5
5.5
6
Assume that the underlying distribution of fat in grams is normal.
a. Find the mean
decimal places.
b. Find the 95% confidence interval,
your answer to two decimal places.
6.25
and the standard deviation
6.75
7
7.758
8
of the amount of fat. Round your answer to two
for the average amount of fat in the hot dog. Round
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Transcribed Image Text:QUESTION 15 To find out how much fat is in a common hot dog, a nutritionist recorded the amount of fat in 100 grams of a random sample of 9 brands as follows: 5 5.5 6 Assume that the underlying distribution of fat in grams is normal. a. Find the mean decimal places. b. Find the 95% confidence interval, your answer to two decimal places. 6.25 and the standard deviation 6.75 7 7.758 8 of the amount of fat. Round your answer to two for the average amount of fat in the hot dog. Round
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