Barna Research group collected data showing church attendance by age group (USA Today, November 20, 2003). Use the sample data to determine whether attending church is independent of age. Use a 0.05 level of significance. What is your conclusion? What conclusion can you draw about church attendance as individuals grow older?
Church Attendance
|
Age
|
Yes
|
No
|
Total
|
|
20 to 29
|
31
|
69
|
100
|
|
30 to 39
|
63
|
87
|
150
|
|
40 to 49
|
94
|
106
|
200
|
|
50 to 59
|
72
|
78
|
150
|
You must show the following:
H0:
HA:
Degrees of freedom:
Chi-Square Test Statistic: (Suggestion: Use technology)
Chi-Square Critical value: (Suggestion: Use technology)
P-Value: (Suggestion: Use technology)
Decision:
Conclusion:
Answer the question: What conclusion can you draw about church attendance as individuals grow older?