or the following question, type the solutions to each part of the question in the space provided at the bottom of the question. Make sure you label each part of the question very carefully: Is there an association between hair color and body type? The table below shows the results of a researcher's observations of randomly selected people. Blonde Brunette Red Head Short and Slender 78 87 60 Short and Pudgy 63 92 68 Tall and Slender 57 118 71 Tall and Heavy 54 95 75 What can be concluded at the α = 0.01 significance level? a. What is the correct statistical test to use? b. What are the null and alternative hypotheses? H0: H1: c. The test-statistic for this data is χ2 = d. What is the p-value for this sample (correct to 4 decimal places) e. Should the Null hypothesis be rejected or Not? Why? f. State the conclusion of the test in the context of the problem
or the following question, type the solutions to each part of the question in the space provided at the bottom of the question. Make sure you label each part of the question very carefully: Is there an association between hair color and body type? The table below shows the results of a researcher's observations of randomly selected people. Blonde Brunette Red Head Short and Slender 78 87 60 Short and Pudgy 63 92 68 Tall and Slender 57 118 71 Tall and Heavy 54 95 75 What can be concluded at the α = 0.01 significance level? a. What is the correct statistical test to use? b. What are the null and alternative hypotheses? H0: H1: c. The test-statistic for this data is χ2 = d. What is the p-value for this sample (correct to 4 decimal places) e. Should the Null hypothesis be rejected or Not? Why? f. State the conclusion of the test in the context of the problem
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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For the following question, type the solutions to each part of the question in the space provided at the bottom of the question. Make sure you label each part of the question very carefully:
Is there an association between hair color and body type? The table below shows the results of a researcher's observations of randomly selected people.
| Blonde | Brunette | Red Head | |
|---|---|---|---|
| Short and Slender | 78 | 87 | 60 |
| Short and Pudgy | 63 | 92 | 68 |
| Tall and Slender | 57 | 118 | 71 |
| Tall and Heavy | 54 | 95 | 75 |
What can be concluded at the α = 0.01 significance level?
a. What is the correct statistical test to use?
b. What are the null and alternative hypotheses?
H0: H1:
c. The test-statistic for this data is χ2 =
d. What is the p-value for this sample (correct to 4 decimal places)
e. Should the Null hypothesis be rejected or Not? Why?
f. State the conclusion of the test in the context of the problem
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