Flashcards
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Cards in this deck (13)
- 1What is cross tabulation ?a
- 2Btable that displays the displays of one variable across the categories of another variable
- 3Cellis the intersection of a row and a collum in a bivariate table
- 4Marginals arethe colums and rows totals in a bavariate table
- 5Crosstable how do you calculate percentages?
- 6how to test association of intervalsscatterplot for visual and comuter slope
- 7Scatter plotinterrelated variables
- 8How can i chef the tightness of a relationship of two variables.visual test
Pearson r
Person r2 - 9Variancevariance is of a single variable is the average amount the data varys from the mean
- 10mean square deviation isdistance each value deviates from the mean s2
- 11mean square deviations2 sigmna (x-xstricht)/ n
- 12Covarianceopposite of deviation os two variables are interrelated. A change of one variable is met with a similar change of the other
variable. - 13—
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- Flashcards on Untitled, created by Pierre Seraphin on 24/01/2016.
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- Pierre Seraphin
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