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Descriptive statistics
2008/02/13
Multiple methods for computing percentiles
2007/06/22
Why the plus one in the percentile formula?
2007/03/01
Using a pocket calculator to compute a standard deviation
2006/09/07
Rules for rounding numbers
2006/05/26
Relationship between the standard deviation and the sample size
2006/03/24
Seminar notes, Creating More Effective Graphics
2006/01/19
Excluding zip codes with insufficient data
2005/04/15
Presenting Numbers, Tables, and Charts
2005/04/05
Summing ordinal data
2005/03/24
Inferential and descriptive statistics
2005/02/03
Sampling the entire population
2004/05/13
Correlations with categorical variables
2004/02/05
Enumerative and Analytic Studies
2003/06/05
Pitch the pie! Ban the bar!
2003/06/05
Skewed data
2002/11/06
Displaying tables of percentages
2002/06/21
SPSS dialog boxes for a descriptive analysis
2001/10/11
Steps in a descriptive model
2000/01/01
Mean or median?