Using the values in the table, is the sample range an unbiased estimator?
A
Yes, the range of the sampling distribution of the sample range is 3 .B
No, 80 percent of the possible values of the range of the samples is less than 3 .C
No, the mean of the sampling distribution of the sample ranges is 1 point 6 , which is not 3 .D
Yes, 3 is the maximum of the sample ranges.