QUESTION 1
For the cross-tab, explain what the value 60 represents, and then explain what the value 100 represents.
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Purchased or not
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Total
|
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Purchased
|
Did not purchase
|
|
Received direct marketing offer or not
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1=received direct marketing offer
|
40
|
10
|
50
|
|
2=did not receive direct marketing offer
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60
|
30
|
90
|
|
Total
|
100
|
40
|
140
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Received direct marketing offer or not * Purchased or not Crosstabulation
Count
QUESTION 2
Write down the null hypothesis for the Chi-square test of the cross-tab.
QUESTION 3
Based on the Chi-Square Test result, would you reject the Null or do not reject the null from Question 1? Explain Why.
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Chi-Square Tests
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|
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Value
|
df
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Asymptotic Significance (2-sided)
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Exact Sig. (2-sided)
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Exact Sig. (1-sided)
|
|
Pearson Chi-Square
|
2.800a
|
1
|
.094
|
|
|
|
Continuity Correctionb
|
2.185
|
1
|
.139
|
|
|
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Likelihood Ratio
|
2.903
|
1
|
.088
|
|
|
|
Fisher's Exact Test
|
|
|
|
.119
|
.068
|
|
Linear-by-Linear Association
|
2.780
|
1
|
.095
|
|
|
|
N of Valid Cases
|
140
|
|
|
|
|
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a. 0 cells (.0%) have expected count less than 5. The minimum expected count is 14.29.
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b. Computed only for a 2x2 table
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QUESTION 4
Between Phi and Cramer's V output, which one is appropriate for the cross-tab in this question? and what does the value tell you about the relationship between "Offer" and "Purchased"?
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Symmetric Measures
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|
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Value
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Approximate Significance
|
|
Nominal by Nominal
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Phi
|
.141
|
.094
|
|
Cramer's V
|
.141
|
.094
|
|
N of Valid Cases
|
140
|
|