(a) Graphically depict the power function for testing H0 : μ = 2 versus H1 : μ 6= 2 if n = 150 and α = 0.05 for values of μ ranging from 1.8 to 2.2. (b) Graphically depict the power for testing H0 : μ = 2 versus H1 : μ 6= 2 when μ1 = 2.1 and n = 150 for values of α ranging from 0.01 to 0.5. (c) Graphically depict the power for testing H0 : μ = 2 versus H1 : μ 6= 2 when μ1 = 2.1 and α = 0.05 for...