Although Their Formulas Are Similar, One Primary Difference Between a Z-Score

question 82

Multiple Choice

Although their formulas are similar, one primary difference between a z-score (z) and a t-statistic (t) is that the ______ of the formula for the t-statistic involves ______.

• A) denominator; the variability of individual scores (Xs), not the variability of sample means
• B) numerator; difference between a score (
• X) and a population mean (μ)
• C) denominator; the variability of sample means , not the variability of individual scores (Xs)
• D) numerator; the difference between a score (
• X) and a sample mean

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