A.sample based upon information contained in the population
B.population based upon information contained in the sample
C.population based upon information contained in the population
D.mean of the sample based upon the mean of the population
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A.P(A) must be equal to P(B)
B.P(A) must be greater thanP(B)
C.P(A) must be less than P(B)
D.P(A) must be equal to P(A│B)
Exhibit 2 The following represents the probability distribution for the daily demand of computers at a local store.
Refer to Exhibit 2.The probability of having a demand for at least two computers is()
A.0.7
B.0.3
C.0.4
D.1.0
A.0.0896
B.0.2936
C.0.0413
D.0.0007
A.a probability function
B.a random variable
C.thee xpected value
D.random function
A.0.4332
B.0.9332
C.0.0668
D.0.5668
A.1.1022
B.2
C.30
D.1.4847
A.12.5
B.8
C.0.64
D.1.25
最新试题
A summary measure that is computed from a sample to describe a characteristic of the population is called()
A cumulative frequency distribution would provide().
什么是季节变动?研究它的意义何在?如何测定季节变动?
If data are grouped into intervals and the number of items in each group is listed, this could be called a ()
某企业的生产计划完成百分比采用如下分组,请指出哪项是正确的()
One rule that must always be followed in constructing frequency distributions is that ().
品合格率指标是()
Which of the following statements is not true?()
某厂某年职工劳动生产率为20000元,是历史最高水平的1.2倍。这里的1.2倍是()
一个地区一定时期的商品零售额属于()