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A: X=164μ=179.8σ=37.7n=41 The Z-score is given by, Z=X-μσ/n

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Q: 11. V11 3.317; a calculator yields 3.31662479.

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A: Mean Value theorem.  If a function f(x) is continues in an interval x = [a,b] , and differentiable…

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A: Given: Sample Mean Std.dev 26 43.93 7.14

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A: We will use F-Test for testing the following hypothesis H0 : σ12=σ22against H1 : σ12≠ σ22 σi2=…

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