562504
Description
Flashcards by Emily Edgehouse, updated more than 1 year ago
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Created by Emily Edgehouse
almost 11 years ago
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| Question | Answer |
| Standard Deviation | Square root ((E(Y-Ybar)^2)/(N-1)) |
| Variance | Squared deviations; (E(Y-Ybar)^2)/(N-1) |
| IVQ | Ratio of total differences to possible differences;(K(100^2-E%^2)/(100^2(K-1)) |
| Variance for nominal data | IVQ |
| Variance for ordinal data | Rank order - range, IQR No rank order - IQV |
| Variance for interval-ratio data | Symmetrical variance - Sy, S^2y Symmetrical assessment - range, IQR non symmetrical - range, IQR |
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