Find the following z values for the standard normal variable Z. (You may find it useful to reference the z table. Negative values should be indicated by a minus sign. Round your answers to 2 decimal places.)           a. P(Z ≤ z) = 0.9863   b. P(Z > z) = 0.6905   c. P(−z ≤ Z ≤ z) = 0.97   d. P(0 ≤ Z ≤ z) = 0.306

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A: given data r = 0.20Sy = 30.42standard error of the estimate = ?

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A: Answer: From the given data, P(B') = 0.65 ⇒P(B) = 1 - P(B') = 1 - 0.65 = 0.35 P(A | B) = 0.30

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Q: Find the following z values for the standard normal variable Z. (You may find it useful to reference…

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Q: Only answer H, I, and J. I already have answers from A to G.

A: x¯=30.9 σ=21.04

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