A random sample of 406 undergraduate students at the University of Iowa was taken. The students in the sample were classified according to the college in which they were enrolled and according to their gender. The results are recorded in the following table. College Gender Business Engineering Liberal Arts Nursing Pharmacy Totals Male 21 16 145 5 6 Female 14 5 175 13 6 Totals Ho: The college in which the student enrolls is independent of the gender of that student. Ha: They are not independent of each other. 2nd x-1 NAMES MATH EDIT [1] [A] enter MATRIX [A] 2 x 5 [ ] Stat tests ?2−???? ?2 − ???? Observed:[A] Expected:[B] Color Calculate ?2 − ???? Conclusion
: A random sample of 406 undergraduate students at the University of Iowa was taken. The students in the sample were classified according to the college in which they were enrolled and according to their gender. The results are recorded in the following table.
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College |
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Gender |
Business |
Engineering |
Liberal Arts |
Nursing |
Pharmacy |
Totals |
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Male |
21 |
16 |
145 |
5 |
6 |
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Female |
14 |
5 |
175 |
13 |
6 |
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Totals |
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Ho: The college in which the student enrolls is independent of the gender of that student. Ha: They are not independent of each other.
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2nd x-1 NAMES MATH EDIT [1] [A]
enter |
MATRIX [A] 2 x 5
[ ]
Stat tests ?2−???? |
?2 − ???? Observed:[A] Expected:[B] Color Calculate |
?2 − ????
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Conclusion |
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![Chi-Squared Test Of Independence
Example 7: A random sample of 406 undergraduate students at the University of lowa was
taken. The students in the sample were classified according to the college in which they were
enrolled and according to their gender. The results are recorded in the following table.
College
Gender
Business
Engineering Liberal Arts Nursing
Pharmacy
Totals
Male
21
16
145
6.
Female
14
5
175
13
6
Totals
Ho: The college in which the student enrolls is independent of the gender of that student.
Ha: They are not independent of each other.
2nd X-1
MATRIX [A] 2 X 5
2- Test
2 - Test
NAMES MATH
EDIT
Observed:[A]
[1] [A]
[
Expected:[B]
Color
enter
Calculate
Stat tests x2-Test
Conclusion](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fca595ad6-c89d-4aa9-9c71-98ea4fd44289%2F4d61e422-5088-4b7f-bca1-1af72bcb8a68%2Fkdyt9eb_processed.jpeg&w=3840&q=75)
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