Use the given information to find the number of degrees of freedom, the critical values x and xế, and the confidence interval estimate of a. It is reasonable to assume that a simple random sample has been selected from a population with a normal distribution. Nicotine in menthol cigarettes 90% confidence; n= 22, s= 0.23 mg. E Click the icon to view the table of Chi-Square critical values. df =(Type a whole number.)
Use the given information to find the number of degrees of freedom, the critical values x and xế, and the confidence interval estimate of a. It is reasonable to assume that a simple random sample has been selected from a population with a normal distribution. Nicotine in menthol cigarettes 90% confidence; n= 22, s= 0.23 mg. E Click the icon to view the table of Chi-Square critical values. df =(Type a whole number.)
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:Use the given information to find the number of degrees of freedom, the critical values x? and y%, 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 90% confidence; n= 22, s= 0.23 mg.
E Click the icon to view the table of Chi-Square critical values.
df =(Type a whole number.)
Transcribed Image Text:Area to the right of the critical value
1
0.001
0.004
0.016
2.706
3.841
5.024
6.635
7.879
1
2
0.010
0.020
0.051
0.103
0.211
4.605
5.991
7.378
9.210
10.597
3
0.072
0.115
0.216
0.352
0.584
6.251
7.815
9.348
11.345
12.838
3
4
0.207
0.297
0.484
0.711
1.064
7.779
9.488
11.143
13.277
14.860
0.412
0.554
0.831
1.145
1.610
9.236
11.071
12.833
15.086
16.750
6
0.676
0.872
1.237
1.635
2.204
10.645
12.592
14.449
16.812
18.548
6.
0.989
1.239
1.690
2.167
2.833
12.017
14.067
16.013
18.475
20.278
7
8.
1.344
1.646
2.180
2.733
3.490
13.362
15.507
17.535
20.090
21.955
8
9
1.735
2.088
2.700
3.325
4.168
14.684
16.919
19.023
21.666
23.589
9.
10
2.156
2.558
3.247
3.940
4.865
15.987
18.307
20.483
23.209
25.188
10
11
2.603
3.053
3.816
4.575
5.578
17.275
19.675
21.920
24.725
26.757
11
12
3.074
3.571
4.404
5.226
6.304
18.549
21.026
23.337
26.217
28.299
12
13
3.565
4.107
5.009
5.892
7.042
19.812
22.362
24.736
27.688
29.819
13
Help Me Solve TH
5.629
21.064
14
4.075
4.660
6.571
7.790
23.685
26.119
29.141
31.319
14
Check Answer
15
4.601
5.229
6.262
7.261
8.547
22.307
24.996
27.488
30.578
32.801
15
16
5.142
5.812
6.908
7.962
9.312
23.542
26.296
28.845
32.000
34.267
16
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