Bernardo chapter 8 Using statistic C O ezto.mheducation.com/hm.tpx?-0.02211 1 51
ID: 3357119 • Letter: B
Question
Bernardo chapter 8 Using statistic C O ezto.mheducation.com/hm.tpx?-0.02211 1 511069570655-1510020773600 z-distribution Use the z-distribution to Tind the values for the confidence level (contidence coefficient) alpha a/2 alpha12 z-value Provide the z-value to 2 decimal places - round up or use the closest possible values. Enter the z-value as a positive number Enter the confidence level as a decimal alpha Confidence Level or Confidence Coefficient alpha/2 z-value 0.10 0.05 z(.05) 1.645 or 1.65 0.90 0.95 0.01 0.80 0.98 0.04 Hints References Hint #1 8:13 PM 11/6/2017 4.Explanation / Answer
Answer:
Z distribution
confidence level
alpha
alpha/2
z value
0.90
0.10
0.05
1.65
0.95
0.05
0.025
1.96
0.99
0.01
0.005
2.58
0.80
0.20
0.1
1.28
0.98
0.02
0.01
2.33
0.92
0.08
0.04
1.75
confidence level
alpha
alpha/2
n
df
t value
0.90
0.10
0.05
20
19
1.729
0.95
0.05
0.025
30
29
2.045
0.99
0.01
0.005
12
11
3.106
0.95
0.05
0.025
15
14
2.145
0.80
0.20
0.10
20
19
1.328
0.98
0.02
0.01
71
70
2.381
0.90
0.10
0.05
50
49
1.677
confidence level
alpha
alpha/2
z value
0.90
0.10
0.05
1.65
0.95
0.05
0.025
1.96
0.99
0.01
0.005
2.58
0.80
0.20
0.1
1.28
0.98
0.02
0.01
2.33
0.92
0.08
0.04
1.75
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