measures of association
The value or category in a distribution with the highest frequency.
Examples are Cramer’s phi and the correlation coefficient.
Indicates how much the dependent variable changes for every one-unit increase in the independent variable.
A graphic display of a univariate distribution.
The middle value in a distribution.
Replacing missing values in data analysis by estimating values from the available data.
Graphic depiction of a bivariate distribution.
Documentation for a data file that usually contains the question wording and responses codes for each variable.
The numerical difference between an observed value and the value predicted by the regression line.
Shows whether the association in a contingency table is statistically significant.
Consists of editing, coding, data entry, and data cleaning.
Detecting and resolving errors in coding and data entry.
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