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Which of the following is NOT a property of the sampling distribution of the variance? Choose the correct answer below
A. The sample variances target the value of the population variance
B. The mean of the sample variances is the population variance
c. The expected value of the sample variance is equal to the population variance
D. The distribution of sample variances tends to be a normal distribution
A probability distribution for all possible values of a sample statistic is known asA.normal distributionB. uniform distribution random c.sampling sampling distributionD.sampling distribution
A function of a random variable which describes the probability that random variable isSelect oneA.Probability distribution functionB. Discrete random variableC. Sampling distribution functionD. Continuous random variable
Consider the normal distribution the vanability is increased and the height of the curve is decreased for theA. Larger value of standard deviationB. Smaller value of meanC. Smaller valie of stabdard deviationD. Larger value of mean
The sampling destination of the sample mean is a distribution ofA. Sample statistic /estimatorB. individual population valuesC. individual sample valuesD. Population parameters
The sampling distribution of the mean is distribution ofA. Sample statisticB. Population parametersC. individual population valuesD. individual sample values
If x and y are independent and identically distributed with mean and variance , find .