Description Usage Format Details Source Examples
Fifteen normal components grouped over eighty intervals.
The fiftn80
data frame has 80 rows and 2 columns.
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This data frame contains the following columns:
the boundaries of grouping intervals.
the frequencies of observation falling into each interval.
A total of 820 observations were generated by computer to follow the distribution 1/15 N(5, 1) + 1/15 N(10, 1) + ... + 1/15 N(75, 1) where N(m, s) denotes a normal distribution with mean m and standard deviation s.
http://www.math.mcmaster.ca/peter/mix/demex/ex1580.html
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