In the following table, likely voters' preferences of two candidates are cross-classified by gender. For the chi-square test of independence, the value of the test statistic is ________.
A) 2.34
B) 1.62
C) 3.25
D) 4

Question

In the following table, likely voters' preferences of two candidates are cross-classified by gender.  For the chi-square test of independence, the value of the test statistic is ________.
A) 2.34 
B) 1.62 
C) 3.25 
D) 4

Quizplus · Accepted Answer

To find the chi-square test statistic, we need to first calculate the expected counts for each cell. Then, we can use the formula:

chi-square = Σ [ (observed count - expected count)^2 / expected count ]

Using this formula and the given data, the calculated chi-square test statistic is approximately 3.25. Therefore, the answer is C.

In the Following Table, Likely Voters' Preferences of Two Candidates