(continue of 14). Under the above assumption, calculate the Chi-square value. It is:

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Author:Amos Gilat
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Chapter1: Starting With Matlab
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(continue of 14). Under the above assumption, calculate
the Chi-square value. It is:
1.99
1.93
3
2.04
4
3.16
Transcribed Image Text:(continue of 14). Under the above assumption, calculate the Chi-square value. It is: 1.99 1.93 3 2.04 4 3.16
"Do you believe this policy is necessary? " To get the
answers from people,
suppose you did a survey and asked 120 people. You find,
the number of people for
Strongly Disagree; Disagree; Agree; and Strongly Agree;
are, 35, 28, 25, 32, respectively.
Assume there is no difference in the proportions of people
with different opinion.
Under this assumption, the expected number of people for
Strongly Agree is:
1
28
2
35
3
30
4
32.
Transcribed Image Text:"Do you believe this policy is necessary? " To get the answers from people, suppose you did a survey and asked 120 people. You find, the number of people for Strongly Disagree; Disagree; Agree; and Strongly Agree; are, 35, 28, 25, 32, respectively. Assume there is no difference in the proportions of people with different opinion. Under this assumption, the expected number of people for Strongly Agree is: 1 28 2 35 3 30 4 32.
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