Math Problem Statement
Consider a sample with six observations of 16, 11, 13, 22, 15, and 19. Compute the z-score for each observation. (Leave no cells blank - be certain to enter "0" wherever required. Round your answers to 2 decimal places. Negative values should be indicated by a minus sign.)
Solution
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Math Problem Analysis
Mathematical Concepts
Statistics
Descriptive Statistics
Z-score
Standard Deviation
Mean
Formulas
z = (x - μ) / σ
Mean (μ) = Σx / n
Standard Deviation (σ) = sqrt(Σ(x_i - μ)^2 / (n - 1))
Theorems
Empirical Rule
68-95-99.7 Rule
Suitable Grade Level
Grades 9-12
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