When analyzing categorical data, stem and leaf display is an appropriate plot。
When analyzing categorical data, stem and leaf display is an appropriate plot。
A.正确
B.错误
正确答案:B
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时间:2022-05-24 20:15:48
- 上一篇:X is a discrete random variable that can have values from 0 to infinity, and occurrences of the events X counts are independent. The standard deviation of X is equal to the square root of the mean. The probability distribution of X is a(n)()distribution.
- 下一篇:If the population distribution is unknown, in most cases the sampling distribution of the mean can be approximated by the normal distribution if the sample size is at least 15 observations。