Chi-Square
|
Occupation
|
Personality Preference Type
|
Row Total
|
|
Extrovert
|
Introvert
|
|
|
Clergy
|
62
|
45
|
107
|
|
M.D.
|
68
|
94
|
162
|
|
Lawyer
|
56
|
81
|
137
|
|
Column Total
|
186
|
220
|
406
|
1. In this table - identify the independent and dependent variable.
2. What is the purpose of a chi-square test?
3. What is the null hypothesis?
4. What are the degrees of freedom?
5. What is the expected frequency for introverted clergy?
6. The chi-square test result is 8.649. What is the chi-square critical value?
7. What is your decision about the null hypothesis with an alpha of .05?