Use the given information to find the number of degrees of freedom, the critical values and x2. and the confidence interval estimate of o. It is reasonable to assume that a simple random sample has been selected from a population with a normal distribution. Nicotine in menthol cigarettes 80% confidence; n = 27, s = 0.28 mg. Click the icon to view the table of Chi-Square critical values. =(Type a whole number.) x2 = (Round to three decimal places as needed.) X=(Round to three decimal places as needed.) The confidence interval estimate of o ismg<
Use the given information to find the number of degrees of freedom, the critical values and x2. and the confidence interval estimate of o. It is reasonable to assume that a simple random sample has been selected from a population with a normal distribution. Nicotine in menthol cigarettes 80% confidence; n = 27, s = 0.28 mg. Click the icon to view the table of Chi-Square critical values. =(Type a whole number.) x2 = (Round to three decimal places as needed.) X=(Round to three decimal places as needed.) The confidence interval estimate of o ismg<
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:Area to the right of the critical value
O
Degrees of
Freedom
1
2
3
4
5
6
7
Chi-Square (x²) Distribution
0.995
0.010
0.072
0.207
0.412
0.676
0.989
0.99
0.020
0.115
0.297
0.554
0.872
1.239
0.975
0.001
0.051
0.216
0.484
0.831
1.237
1.690
Area to the Right of the Critical Value
0.95
0.004
0.103
0.352
0.711
1.145
1.635
2.167
0.90
0.016
0.211
0.584
1.064
1.610
2.204
2.833
0.10
2.706
4.605
6.251
7.779
9.236
10.645
12.017
0.05
3.841
5.991
7.815
9.488
11.071
12.592
14.067
0.025
5.024
7.378
9.348
11.143
12.833
14.449
16.013
X
Transcribed Image Text:↑
Use the given information to find the number of degrees of freedom, the critical values and x. and the confidence
interval estimate of o. It is reasonable to assume that a simple random sample has been selected from a population
with a normal distribution.
Nicotine in menthol cigarettes 80% confidence; n = 27, s = 0.28 mg.
Click the icon to view the table of Chi-Square critical values.
df =
x2 =
x² =
The confidence interval estimate of o ismg<o<mg.
(Round to two decimal places as needed.)
(Type a whole number.)
(Round to three decimal places as needed.)
(Round to three decimal places as needed.)
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