皮皮学，免费搜题
登录
搜题
【简答题】
按照正确顺序排序成句
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】If we use the Empirical Rule sales will be between what two values on 68% of the days?
A.
87.23 and 96.57
B.
84.23 and 99.57
C.
80.23 and 103.57
D.
85.23 and 98.57
【单选题】The Empirical Rule states that:
A.
for a bell shaped frequency distribution, approximately 68% of the observations are in the range of plus or minus one standard deviation.
B.
for a positively skewed frequency distribution, approximately 68% of the observations are in the range of plus or minus one standard deviation.
C.
for a bell shaped frequency distribution, approximately 75% of the observations are in the range of plus or minus one standard deviation.
D.
for a positively skewed frequency distribution, approximately 75% of the observations are in the range of plus or minus one standard deviation.
【单选题】The Empirical Rule states that:
A.
for a bell shaped frequency distribution, approximately 68% of the observations are in the range of plus or minus one standard deviation.
B.
for a positively skewed frequency distribution, approximately 75% of the observations are in the range of plus or minus one standard deviation.
C.
for a bell shaped frequency distribution, approximately 75% of the observations are in the range of plus or minus one standard deviation.
D.
for a positively skewed frequency distribution, approximately 68% of the observations are in the range of plus or minus one standard deviation.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
