In a study of 465 women, researchers wanted to evaluate if education level was related to the stage of cancer at the initial diagnosis by a doctor. Results of the data are presented on the right: What type of data is the stage of cancer? Quantitative, continuous Categorical, nominal Education 6 years 7-12 years Some college College grad. TOTAL Quantitative, discrete Categorical, ordinal I 19 Stage of Cancer II 24 33 27 30 30 21 35 31 106 119 IV 41 39 27 24 24 128 38 22 112 TOTAL 117 117 116 115 465
In a study of 465 women, researchers wanted to evaluate if education level was related to the stage of cancer at the initial diagnosis by a doctor. Results of the data are presented on the right: What type of data is the stage of cancer? Quantitative, continuous Categorical, nominal Education 6 years 7-12 years Some college College grad. TOTAL Quantitative, discrete Categorical, ordinal I 19 Stage of Cancer II 24 33 27 30 30 21 35 31 106 119 IV 41 39 27 24 24 128 38 22 112 TOTAL 117 117 116 115 465
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question

Transcribed Image Text:C. Don't use the test you mentioned in part b. Instead, we'll use one of the tests to determine if the
amount of people's education is related to the stage of cancer that people have when they are
initially diagnosed by a doctor.
i. Which test are you using?
ii. Determine the expected value for 7-12 year olds with Stage Il cancer and college graduates
with Stage III cancer (these two cells only).
Determine the test score for these same two cells (only).
iii.
iv.
State the null and alternative hypotheses.
v. The total test score value for this problem is 20.8. State the critical value, degrees of freedom,
if you accept or reject the null hypothesis, and state your conclusion.

Transcribed Image Text:1. In a study of 465 women,
researchers wanted to evaluate if
education level was related to the
stage of cancer at the initial
diagnosis by a doctor. Results of the
data are presented on the right:
a. What type of data is the stage of
cancer?
Quantitative, continuous
Categorical, nominal
Education
6 years
7-12 years
Some college
College grad.
TOTAL
Quantitative, discrete
Categorical, ordinal
I
19
21
35
31
106
Stage of Cancer
II
IV
24
33
41
27 30 39
30
27
24
38
22
119 112
24
128
TOTAL
117
117
116
115
465
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