This one page article, created by Statistics Canada, describes the meaning behind random sampling error. It points our the relationship of the random sampling error with the sample size, population size, variability of...
This site, created by Michelle Lacey of Yale University, give a definition and an example of boxplots. Topics include outliers, medians, as well as lower and upper quartiles. The author addresses the possible uses of...
This site, created by Michelle Lacey of Yale University, gives a definition and an example of scatterplots. Topics include positive and negative association. The author presents a series of graphs illustrating...
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