METHODS OF DATA ANALYSIS
PARAMETRIC AND NON PARAMETRIC TESTS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The number of degrees of freedom in a Chi square table with 3 rows and 4 columns are
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12
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6
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7
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3
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Explanation:
Detailed explanation-1: -It is given that each number of rows and columns is 3. Thus, the number of degrees of freedom for the chi-square test of independence is 4.
Detailed explanation-2: -In the case of the 4 × 3 contingency Table 32.4 we obtain a chi-square value of 15.3 with 6 degrees of freedom, which is significant at the 0.05 level of probability as it exceeds the critical value of 12.6.
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