Determine each of the following areas and show these graphically. Use probability notation in your final answer. 1. Between z = 0.76 and z = 2.88

Q: how many permutations of the three letters C,D, and E are possible?

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A: Given Information: n1=n2=n3=n4=20 x¯1=2.80, x¯2=2.75,  x¯3=2.10,  x¯4=1.85 s1=0.30,  s2=0.36,…