7.3.8 Question Help Do one of the following, as appropriate. (a) Find the critical value z/2: (b) find the critical value t/2, (c) state that neither the normal nor the t distribution applies. Confidence level 90%; n= 25; o = 29.7; population appears to be normally distributed. 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. t-table Find the critical value. O A. Za/2 = 1.28 t distribution: Critical t values Area in One Tail O B. ta/2 = 1.318 0.005 0.01 0.025 0.05 0.10 Degrees of Area in Two Tails Oc. ta/2 = 1.711 Freedom 0.01 0.02 0.05 0.10 0.20 O D. Za/2 = 1.645 63.657 12.706 31.821 6.314 3.078 9.925 6.965 4.303 2.920 1.886 5.841 4.604 4.541 3.182 2.353 1.638 O E. Neither normal nor t distribution applies. 3.747 2.776 2.132 1.533 4.032 3.707 3.365 2.571 2.447 2.015 1.476 6. 3.143 1.943 1.895 1.440 Click to select your answer and then click Check Answer. 3.499 2.998 2.365 1.415 3.355 3.250 2.896 2.306 2.262 1.860 1.397 2.821 1.833 1.383 All parts showing 10 3.169 2.764 2.228 1.812 1.372 11 1 706 1 ZE7
7.3.8 Question Help Do one of the following, as appropriate. (a) Find the critical value z/2: (b) find the critical value t/2, (c) state that neither the normal nor the t distribution applies. Confidence level 90%; n= 25; o = 29.7; population appears to be normally distributed. 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. t-table Find the critical value. O A. Za/2 = 1.28 t distribution: Critical t values Area in One Tail O B. ta/2 = 1.318 0.005 0.01 0.025 0.05 0.10 Degrees of Area in Two Tails Oc. ta/2 = 1.711 Freedom 0.01 0.02 0.05 0.10 0.20 O D. Za/2 = 1.645 63.657 12.706 31.821 6.314 3.078 9.925 6.965 4.303 2.920 1.886 5.841 4.604 4.541 3.182 2.353 1.638 O E. Neither normal nor t distribution applies. 3.747 2.776 2.132 1.533 4.032 3.707 3.365 2.571 2.447 2.015 1.476 6. 3.143 1.943 1.895 1.440 Click to select your answer and then click Check Answer. 3.499 2.998 2.365 1.415 3.355 3.250 2.896 2.306 2.262 1.860 1.397 2.821 1.833 1.383 All parts showing 10 3.169 2.764 2.228 1.812 1.372 11 1 706 1 ZE7
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Transcribed Image Text:7.3.8
Question Help
Do one of the following, as appropriate. (a) Find the critical value z/2: (b) find the critical value t/2, (c) state that neither the normal nor the t
distribution applies.
Confidence level 90%; n= 25; o = 29.7; population appears to be normally distributed.
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.
t-table
Find the critical value.
O A. Za/2 = 1.28
t distribution: Critical t values
Area in One Tail
O B. ta/2 = 1.318
0.005
0.01
0.025
0.05
0.10
Degrees of
Area in Two Tails
Oc. ta/2 = 1.711
Freedom
0.01
0.02
0.05
0.10
0.20
O D. Za/2 = 1.645
63.657
12.706
31.821
6.314
3.078
9.925
6.965
4.303
2.920
1.886
5.841
4.604
4.541
3.182
2.353
1.638
O E. Neither normal nor t distribution applies.
3.747
2.776
2.132
1.533
4.032
3.707
3.365
2.571
2.447
2.015
1.476
6.
3.143
1.943
1.895
1.440
Click to select your answer and then click Check Answer.
3.499
2.998
2.365
1.415
3.355
3.250
2.896
2.306
2.262
1.860
1.397
2.821
1.833
1.383
All parts showing
10
3.169
2.764
2.228
1.812
1.372
11
1 706
1 ZE7
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