Math  /  Word Problems

QuestionFind the score's location xx from the mean using standard deviation for these cases: a. x=31.2x=31.2, μ=23.5\mu=23.5, σ=8.3\sigma=8.3; b. x=151.4x=151.4, μ=187.4\mu=187.4, σ=50.1\sigma=50.1; c. x=301.21x=301.21, μ=257.89\mu=257.89, σ=34.71\sigma=34.71.

Studdy Solution
Calculate the z-score for part (c).
z=301.21257.8934.711.25z = \frac{301.21 -257.89}{34.71} \approx1.25The approximate locations of the scores from the mean in terms of the standard deviation area.0.93b. -0.72c.1.25

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