# Question

Find the original data value corresponding to each standardized z-score.

a. Student GPAs: Bob's z-score

z = + 1.71, μ = 2.98, σ = 0.36

b. Weekly work hours: Sarah's z-score

z = + 1.18, μ = 21.6, σ = 7.1

c. Bowling scores: Dave's z-score

z = – 1.35, μ = 150, σ = 40

a. Student GPAs: Bob's z-score

z = + 1.71, μ = 2.98, σ = 0.36

b. Weekly work hours: Sarah's z-score

z = + 1.18, μ = 21.6, σ = 7.1

c. Bowling scores: Dave's z-score

z = – 1.35, μ = 150, σ = 40

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