just need x2 & p-value

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 42PFA
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I just need x2 & p-value
=
You are conducting a multinomial hypothesis test (a
0.05) for the claim that all 5 categories are equally
likely to be selected. Complete the table. Note:
Expected frequency is E = np.
Category
A
B
C
D
E
Observed
Frequency
11
21
15
18
15
Expected
Frequency
16
16
16
16
16
Report all answers accurate to three decimal places.
But retain unrounded numbers for future calculations.
What is the chi-square test-statistic for this data?
(Report answer accurate to three decimal places, and
remember to use the unrounded Pearson residuals in
your calculations.)
x² = 12.432
X
What are the degrees of freedom for this test?
d.f. = 4
What is the p-value for this sample? (Report answer
accurate to four decimal places.)
p-value = 0.0673
X
Transcribed Image Text:= You are conducting a multinomial hypothesis test (a 0.05) for the claim that all 5 categories are equally likely to be selected. Complete the table. Note: Expected frequency is E = np. Category A B C D E Observed Frequency 11 21 15 18 15 Expected Frequency 16 16 16 16 16 Report all answers accurate to three decimal places. But retain unrounded numbers for future calculations. What is the chi-square test-statistic for this data? (Report answer accurate to three decimal places, and remember to use the unrounded Pearson residuals in your calculations.) x² = 12.432 X What are the degrees of freedom for this test? d.f. = 4 What is the p-value for this sample? (Report answer accurate to four decimal places.) p-value = 0.0673 X
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