NO.PZ2021071601000003
问题如下：
John, an analyst, use a chi-square distributed test
statistic to test for independence of two categorical variables.
If the critical value for the 0.05 level of significance is 9.4877, John will reject the null hypothesis when the test statistic calculated is:
选项：
A. - 25.48
B. 32.085
C. 6.5847
解释：
B is correct.
We reject the null hypothesis that these groupings are independent when the calculated statistic exceeds the critical value.
可以给下详细的计算过程吗
