A population consists of the following 8 values:                        1   2   2   3   5   6   8   9 A SRS without replacement of size 4 will be taken from the population.  Let �¯  denote the mean of the sample. The mean of the population is μ = 4.5 and the standard deviation is σ = 2.784.   What is the expected value of the sample mean, or the mean of �¯?         4,4.5 8,  2.874   Which one of the following is a possible value of �¯?    8, 1.5 , 7, 1

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