You want to test the following hypotheses. There are three categories: X, y and z. Hoi P," .20, p," 40, and p, 40 HA: The population proportions are not p, - .20, p, - .40, and p, - 40 A sample size of 200 resulted in 20 observations in category x, 120 in category y and 60 in category 2. Use a .01 and test to see whether the proportions are as stated in Họ. Use the p-value approach. What is the p-value?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 30E
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Questions 38, 39, 40, 41 and 42 are all based on the same information.
You want to test the following hypotheses. There are three categories: x, y and z.
Họ: Px .20, py ".40, and p, - 40
HẠ: The population proportions are not p, - 20, p, - 40, and p, - 40
A sample size of 200 resulted in 20 observations in category x, 120 in category y and 60 in category
z. Use a - 01 and test to see whether the proportions are as stated in Hg. Use the p-value
approach.
What is the p-value?
O Between 005 and .01
Between .025 and .05
Between.01 and .025
O >.05
<.005
Transcribed Image Text:Questions 38, 39, 40, 41 and 42 are all based on the same information. You want to test the following hypotheses. There are three categories: x, y and z. Họ: Px .20, py ".40, and p, - 40 HẠ: The population proportions are not p, - 20, p, - 40, and p, - 40 A sample size of 200 resulted in 20 observations in category x, 120 in category y and 60 in category z. Use a - 01 and test to see whether the proportions are as stated in Hg. Use the p-value approach. What is the p-value? O Between 005 and .01 Between .025 and .05 Between.01 and .025 O >.05 <.005
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You want to test the following hypotheses. There are three categories:  x, y and z.

H0: px = .20, py = .40, and pz = .40

HA: The population proportions are not px = .20, py = .40, and pz = .40

A sample size of 200 resulted in 20 observations in category x, 120 in category y and 60 in category z.  Use α = .01 and test to see whether the proportions are as stated in H0.  Use the p-value approach.

How many degrees of freedom are there?

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