Question: can you please explain how to do these in the excel sheet? and what the 4 blanks on top are? thank you A B C

can you please explain how to do these in the excel sheet? and what the 4 blanks on top are? thank you

A B C D E F G H 85. X " N(60, 9). Suppose that you form random samples of 25 from this distribution. Let X be the random vari- 1 85 able of averages. Let EX be the random variable of sums. For parts c through f, sketch the graph, shade the re- 2 Hx = 3 0X = gion, label and scale the horizontal axis for X, and find the probability. 4 HX = 5 OX = 6 1) X ~N(60,9) 1. Sketch the distributions of X and X on the same graph. 7 2 . X ~ 8 2) P(x

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