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Mathematics
Rylee Gonzalez
20 September, 21:05
Calculate the Zscore of $80
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Jesse Faulkner
21 September, 00:18
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The Z-score (z) is calculated according to the formula: z = (x - μ) / σ
Where: x is the raw score value, μ is the mean of the population, σ is the standard deviation of the population.
x = 80, μ = 5, σ = 4
z = (80 - 5) / 4
z = 75 / 4 = 18.7500
Z-score is 18.7500
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