Determine (a) the x20 test statistic, (b) the degrees of freedom, (c) the P-value, and (d) test the hypothesis at the a = 0.05 level of significance. H0 : The random variable X is binomial with n = 4, p = 0.8 H1 : The random variable X is not binomial with n = 4, p = 0.8 X 0 1 2 3 4 Observed 5 40 122 442 385 Expected 1.6 25.4 152.7 407.1 407.1
Determine (a) the x20 test statistic, (b) the degrees of freedom, (c) the P-value, and (d) test the hypothesis at the a = 0.05 level of significance. H0 : The random variable X is binomial with n = 4, p = 0.8 H1 : The random variable X is not binomial with n = 4, p = 0.8 X 0 1 2 3 4 Observed 5 40 122 442 385 Expected 1.6 25.4 152.7 407.1 407.1
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
Question
Determine (a) the x20 test statistic, (b) the degrees of freedom, (c) the P-value, and (d) test the hypothesis at the a = 0.05 level of significance.
H0 : The random variable X is binomial with n = 4, p = 0.8
H1 : The random variable X is not binomial with n = 4, p = 0.8
|
X
|
0
|
1
|
2
|
3
|
4
|
|
|---|---|---|---|---|---|---|
|
Observed
|
5
|
40
|
122
|
442
|
385
|
|
|
Expected
|
1.6
|
25.4
|
152.7
|
407.1
|
407.1
|
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