题目
The value of a test statistic is best described as the basis for deciding whether to:
选项
A.reject the null hypothesis.
B.accept the null hypothesis.
C.reject the alternative hypothesis.
答案
A
解析
： A is correct. Calculated using a sample, a test statistic is a quantity whose value is the basis for deciding whether to reject the null hypothesis. ： A正确。 用样本计算，检验统计量是一个值，这个值决定了是否拒绝原假设。