Find the z-score for a normal measurement that satisfies each of the following statements. a) The...

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Find the z-score for a normal measurement that satisfies each of the following statements. a) The...

Find the z-score for a normal measurement that satisfies each of the following statements.

a) The point z with 10 percent of the observations falling below it. ?=

(b) The closest point z with 44 percent of the observations falling above it. ?=

math Statistics-And-Probability

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Answer 1

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P(Z < 2) = 0.20 $(2) = -> Z= -1.28 O. 10 (6) P(Z > 2) = 0.44 --> 1 - P(Z SZ) = 0.44 P ( 222) = 0.56 => 0.15 & (2) = 0.56 Z= 2

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