(e) Find the probability that less than 53% of sampled adults drink coffee daily. The probability that less than 53% of sampled adults drink coffee daily is. X
(e) Find the probability that less than 53% of sampled adults drink coffee daily. The probability that less than 53% of sampled adults drink coffee daily is. X
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Find the probability that less than 53% of sampled adults drink coffee daily.
The probability that less than 53% of sampled adults drink coffee daily is

Transcribed Image Text:Coffee: The National Coffee Association reported that 63% of U.S. adults drink
coffee daily. A random sample of 275 U.S. adults is selected. Round your
answers to at least four decimal places as needed.
Part 1 of 6
(a) Find the mean
The mean is 63
Alternate Answer:
The mean μ is 0.63.
Part 2 of 6
(b) Find the standard deviation o
"P
The standard deviation GA is .0291
P
Alternate Answer:
The standard deviation aA is 0.0291.
P
Part 3 of 6
(c) Find the probability that more than 68% of the sampled adults drink
coffee daily.
The probability that more than 68% of the sampled adults drink coffee daily is
0427
Part 4 of 6
(d) Find the probability that the proportion of the sampled adults who drink
coffee daily is between 0.56 and 0.65.
The probability that the proportion of the sampled adults who drink coffee daily
is between 0.56 and 0.65 is 7469
Part: 4/6
Part 5 of 6
(e) Find the probability that less than 53% of sampled adults drink coffee
daily.
The probability that less than 53% of sampled adults drink
coffee daily is.
5
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