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

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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(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
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 neededo
Part 1 of 6
(a) Find the mean .
The mean is 63
Alternate Answer:
The mean u is 0.63.
Part 2 of 6
(b) Find the standard deviation GA
op
The standard deviation GA is .0291
P
Alternate Answer:
The standard deviation GA is 0.0291.
%
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: 3/6
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
X
S
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 neededo Part 1 of 6 (a) Find the mean . The mean is 63 Alternate Answer: The mean u is 0.63. Part 2 of 6 (b) Find the standard deviation GA op The standard deviation GA is .0291 P Alternate Answer: The standard deviation GA is 0.0291. % 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: 3/6 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 X S
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