Descriptive statistics and plots are often used in the initial
phase of a
statistical analysis. These tools enable you to identify
relationships
in the data and to determine directions for further analysis
It provides the
following information: mean, median, standard error and
standard
deviation, variance, minimum, maximum, range, sum, skewness
and
kurtosis, student’s t and probability value, coefficient of
variation,
and sums of squares. Graphics include histograms and
box-and-whisker plots.
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