Given the 5 categories in the table below, test the claim that the categories are equally likely to be selected at a α=0.05 significance level. Category Observed Frequency Expected Frequency A 7 B 7 C 22 D 10 E 19 Complete the table by calculating the expected frequencies. What is the chi-square test statistic? Round to three decimal places. χ2= What are the degrees of freedom? d.f.= What is the pp-value for this sample? Round to four decimal places. p-value = Is the p-value less than α? Make a decision. Make a conclusion. There is sufficient evidence to warrant rejection of the claim that all 5 categories are equally likely to be selected. There is not sufficient evidence to warrant rejection of the claim that all 5 categories are equally likely to be selected. The sample data support the claim that all 5 categories are equally likely to be selected. There is not sufficient sample evidence to support the claim that all 5 categories are equally likely to be selected.
Given the 5 categories in the table below, test the claim that the categories are equally likely to be selected at a α=0.05 significance level. Category Observed Frequency Expected Frequency A 7 B 7 C 22 D 10 E 19 Complete the table by calculating the expected frequencies. What is the chi-square test statistic? Round to three decimal places. χ2= What are the degrees of freedom? d.f.= What is the pp-value for this sample? Round to four decimal places. p-value = Is the p-value less than α? Make a decision. Make a conclusion. There is sufficient evidence to warrant rejection of the claim that all 5 categories are equally likely to be selected. There is not sufficient evidence to warrant rejection of the claim that all 5 categories are equally likely to be selected. The sample data support the claim that all 5 categories are equally likely to be selected. There is not sufficient sample evidence to support the claim that all 5 categories are equally likely to be selected.
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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Given the 5 categories in the table below, test the claim that the categories are equally likely to be selected at a α=0.05 significance level.
Category | Observed Frequency |
Expected Frequency |
A |
7 | |
B | 7 | |
C | 22 | |
D | 10 | |
E | 19 |
- Complete the table by calculating the expected frequencies.
- What is the chi-square test statistic? Round to three decimal places.
χ2= - What are the degrees of freedom?
d.f.= - What is the pp-value for this sample? Round to four decimal places.
p-value = - Is the p-value less than α?
- Make a decision.
- Make a conclusion.
- There is sufficient evidence to warrant rejection of the claim that all 5 categories are equally likely to be selected.
- There is not sufficient evidence to warrant rejection of the claim that all 5 categories are equally likely to be selected.
- The sample data support the claim that all 5 categories are equally likely to be selected.
- There is not sufficient sample evidence to support the claim that all 5 categories are equally likely to be selected.
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