Question
You are conducting a test of homogeneity for the claim that two different populations have the...
You are conducting a test of homogeneity for the claim that two different populations have the same proportions of the following two characteristics. Here is the sample data.
| Category | Population #1 |
Population #2 |
|---|---|---|
| A | 40 | 95 |
| B | 32 | 74 |
The expected observations for this table would be
| Category | Population #1 |
Population #2 |
|---|---|---|
| A | ||
| B |
What is the chi-square test-statistic for this data?
χ2=
Report all answers accurate to three decimal places.
Homework Answers
Answer #1
observed
|
Category |
Population |
Population |
Totals |
|
|
A |
40 |
95 |
135 |
|
|
B |
32 |
74 |
106 |
|
|
totals |
72 |
169 |
241 |
expected
|
Category |
Population |
Population |
Totals |
|
|
A |
|
|
135 |
|
|
B |
|
|
106 |
|
|
totals |
72 |
169 |
241 |
= 40.33
=94.67
=31.67
=74.33the formula for a Chi-Square statistic is
please like)
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