Statistics Formulas Flashcards
Cumulative Study Aid for Statistical Formulas
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1743465554 | Mean of a Sample | 0 | ||
1743465555 | Range | 1 | ||
1743465556 | Sum of Squares (Sum of Squared Deviations) Definitional Formula | 2 | ||
1743465557 | Variance- Definitional Formula | 3 | ||
1743465558 | Standard Deviation- Definitional Formula | 4 | ||
1743465559 | Sum of Squares (Sum of Squared Deviations) Computational Formula | 5 | ||
1743465560 | Variance of Population | 6 | ||
1743465561 | Standard Deviation of Population | 7 | ||
1743465562 | Variance of Sample | 8 | ||
1743465563 | Standard Deviation of Sample | 9 | ||
1743465564 | Z-score Formula | 10 | ||
1743465565 | Raw Score from a Z-score Formula (X-score) | 11 | ||
1743465566 | Standard Error | 12 | ||
1743465567 | Z-score for Sample of Means | 13 | ||
1743465568 | Effect Size for z Test (Cohen's d) | 14 | ||
1743465569 | Confidence Interval for z Test (Lower End) | 15 | ||
1743465570 | Confidence Interval for z Test (Upper End) | 16 | ||
1743465571 | Estimated Standard Error (t statistic) | 17 | ||
1743465572 | t-statistic Formula | 18 | ||
1743465573 | Degrees of Freedom (t-statistic) | 19 | ||
1743465574 | Estimated Cohen's d (t-statistic) | 20 | ||
1743465575 | Percentage of Variance Explained (t-statistic) | 21 | ||
1743465576 | Independent Measures t-test | 22 | ||
1743465577 | Estimated Standard Error (Independent Measures t-test) when sample size is the same (n1=n2) | 23 | ||
1743465578 | Pooled Variance (Independent Measures t-test) | 24 | ||
1743465579 | Estimated Standard Error (Independent Measures t-test) when sample size is NOT the same (n1≠n2) | 25 | ||
1743465580 | Degrees of Freedom (Independent Measures t-test) 2 groups | 26 | ||
1743465581 | Estimated Cohen's d (Independent Measures t-test) | 27 | ||
1743465582 | Percentage of Variance Explained (Independent Measures t-test) same as for t-test but use df(total) | 28 |