12/4 points A company wants to estimate the mean length the machine is cutting the plastic within 0.125 inch. Determine the minimum sample size required to construct a 95% confidence interval for the population mean. Assume the population standard deviation is 0.25 inch. O 16 x3.92 O 15.3664 O 15 Confidence Interval 20/2 points List all of the necessary statistics. The results for daily intakes of milk (in ounces) for ten randomly selected people were =18.23 and 8=6.11 . 18.23 and s² = 37.33 3 2/2 points Find a 99% confidence interval for the Which test should be used to verify the requirements? population standard deviation o. Assume that the distribution of ounces of milk intake daily is normally X is normally distributed distributed. Onxp25 andnx ĝ > 5 n230 or X is normally distributed 4 1/2 points What is the sampling distribution? Student t-distribution Chi-square distribution Standard normal distribution 50/2 points What are the two critical values? lower critical value = x 1.73 and the upper critical value = x 23.59 60/2 points What is the margin of error? ° 4.9753 0 2.5404 6.2794 ° Not applicable 70/2 points What is the confidence interval? lower limit = |11.95 and the upper limit = 24.51 8 1/4 points State the conclusion for the population parameter. I'm 99 percent confident that the x population proportion is between 11.95 and 24.51
12/4 points A company wants to estimate the mean length the machine is cutting the plastic within 0.125 inch. Determine the minimum sample size required to construct a 95% confidence interval for the population mean. Assume the population standard deviation is 0.25 inch. O 16 x3.92 O 15.3664 O 15 Confidence Interval 20/2 points List all of the necessary statistics. The results for daily intakes of milk (in ounces) for ten randomly selected people were =18.23 and 8=6.11 . 18.23 and s² = 37.33 3 2/2 points Find a 99% confidence interval for the Which test should be used to verify the requirements? population standard deviation o. Assume that the distribution of ounces of milk intake daily is normally X is normally distributed distributed. Onxp25 andnx ĝ > 5 n230 or X is normally distributed 4 1/2 points What is the sampling distribution? Student t-distribution Chi-square distribution Standard normal distribution 50/2 points What are the two critical values? lower critical value = x 1.73 and the upper critical value = x 23.59 60/2 points What is the margin of error? ° 4.9753 0 2.5404 6.2794 ° Not applicable 70/2 points What is the confidence interval? lower limit = |11.95 and the upper limit = 24.51 8 1/4 points State the conclusion for the population parameter. I'm 99 percent confident that the x population proportion is between 11.95 and 24.51
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:12/4 points
A company wants to estimate the mean length the machine is cutting the plastic
within 0.125 inch. Determine the minimum sample size required to construct a 95%
confidence interval for the population mean. Assume the population standard
deviation is 0.25 inch.
O 16
x3.92
O 15.3664
O 15
Confidence Interval
20/2 points
List all of the necessary statistics.
The results for daily intakes of milk (in
ounces) for ten randomly selected
people were =18.23 and 8=6.11 .
18.23 and s² =
37.33
3 2/2 points
Find a 99% confidence interval for the
Which test should be used to verify the
requirements?
population standard deviation o.
Assume that the distribution of ounces
of milk intake daily is normally
X is normally distributed
distributed.
Onxp25 andnx ĝ > 5
n230 or X is normally distributed
4 1/2 points
What is the sampling distribution?
Student t-distribution
Chi-square distribution
Standard normal distribution
50/2 points
What are the two critical values?
lower critical value = x 1.73
and the upper critical value =
x 23.59
60/2 points
What is the margin of error?
° 4.9753
0 2.5404
6.2794
° Not applicable
70/2 points
What is the confidence interval?
lower limit =
|11.95
and the upper limit =
24.51
8 1/4 points
State the conclusion for the
population parameter.
I'm
99
percent confident that the
x population proportion
is between
11.95 and
24.51
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