7.3.5 Question Help Do one of the following, as appropriate. (a) Find the critical value za/2, (b) find the critical value t/2: (c) state that neither the normal nor the t distribution applies. Confidence level 90%; n= 16; o is known; population appears to be very skewed. Click here to view a table of critical t-values. Click here to view page 1 of the standard normal table. Click here to view page 2 of the standard normal table. Find the critical value. O A. ta/2 = 1.753 O B. ta/2 = 1.341 O C. za/2 = 1.645 %3D O D. Za/2 = 1.28 %3D O E. Neither normal nor t distribution applies. t distribution: Critical t values Area in One Tail 0.005 0.01 0.025 0.05 0.10 Degrees of Area in Two Tails Freedom 0.01 0.02 0.05 0.10 0.20 63.657 31.821 12.706 6.314 3.078 1.886 9.925 5.841 4.604 4.032 3.707 6.965 4.303 2.920 4.541 3.182 2.776 2.353 1.638 3.747 2.132 1.533 3.365 2.571 2.015 1.476 3.143 2.447 1.943 1.440 3.499 2.998 2.365 1.895 1.415 3.355 3.250 2.896 2.306 2.262 1.860 1.397 2.821 2.764 1.833 1.383 3.169 3.106 10 1.812 2.228 2.201 1.372 11 2.718 1.796 1.363 12 3.055 2.681 2.179 1.782 1.356 13 3.012 2.650 2.160 1.771 1.350

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Author:Amos Gilat
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Chapter1: Starting With Matlab
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7.3.5
Question Help
Do one of the following, as appropriate. (a) Find the critical value za/2, (b) find the critical value t/2: (c) state that neither the normal nor the t
distribution applies.
Confidence level 90%; n= 16; o is known; population appears to be very skewed.
Click here to view a table of critical t-values.
Click here to view page 1 of the standard normal table.
Click here to view page 2 of the standard normal table.
Find the critical value.
O A. ta/2 = 1.753
O B. ta/2 = 1.341
O C. za/2 = 1.645
%3D
O D. Za/2 = 1.28
%3D
O E. Neither normal nor t distribution applies.
Transcribed Image Text:7.3.5 Question Help Do one of the following, as appropriate. (a) Find the critical value za/2, (b) find the critical value t/2: (c) state that neither the normal nor the t distribution applies. Confidence level 90%; n= 16; o is known; population appears to be very skewed. Click here to view a table of critical t-values. Click here to view page 1 of the standard normal table. Click here to view page 2 of the standard normal table. Find the critical value. O A. ta/2 = 1.753 O B. ta/2 = 1.341 O C. za/2 = 1.645 %3D O D. Za/2 = 1.28 %3D O E. Neither normal nor t distribution applies.
t distribution: Critical t values
Area in One Tail
0.005
0.01
0.025
0.05
0.10
Degrees of
Area in Two Tails
Freedom
0.01
0.02
0.05
0.10
0.20
63.657
31.821
12.706
6.314
3.078
1.886
9.925
5.841
4.604
4.032
3.707
6.965
4.303
2.920
4.541
3.182
2.776
2.353
1.638
3.747
2.132
1.533
3.365
2.571
2.015
1.476
3.143
2.447
1.943
1.440
3.499
2.998
2.365
1.895
1.415
3.355
3.250
2.896
2.306
2.262
1.860
1.397
2.821
2.764
1.833
1.383
3.169
3.106
10
1.812
2.228
2.201
1.372
11
2.718
1.796
1.363
12
3.055
2.681
2.179
1.782
1.356
13
3.012
2.650
2.160
1.771
1.350
Transcribed Image Text:t distribution: Critical t values Area in One Tail 0.005 0.01 0.025 0.05 0.10 Degrees of Area in Two Tails Freedom 0.01 0.02 0.05 0.10 0.20 63.657 31.821 12.706 6.314 3.078 1.886 9.925 5.841 4.604 4.032 3.707 6.965 4.303 2.920 4.541 3.182 2.776 2.353 1.638 3.747 2.132 1.533 3.365 2.571 2.015 1.476 3.143 2.447 1.943 1.440 3.499 2.998 2.365 1.895 1.415 3.355 3.250 2.896 2.306 2.262 1.860 1.397 2.821 2.764 1.833 1.383 3.169 3.106 10 1.812 2.228 2.201 1.372 11 2.718 1.796 1.363 12 3.055 2.681 2.179 1.782 1.356 13 3.012 2.650 2.160 1.771 1.350
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