题目
Suppose the standard deviation of a normal population is known to be 10 and the mean is hypothesized to be 8. Suppose a sample size of 100 is considered. What is the range of sample means that allows the hypothesis to be accepted at a level of significance of 0.05?
选项
A.Between -11.60 and 27.60
B.Between 6.04 and 9.96
C.Between 6.355 and 9.645
D.Between -8.45 and 24.45
答案
B
解析
「huixue_img/importSubject/1564169386741338112.png」