Description Usage Format Source Examples
The E1.18
data frame has 8 rows and 3 columns with
data on the number of marriages (ma
) that occurred between residents of each of
8 annular zones and residents of Simsbury, Connecticut, for the period 1930–39.
The number of residents of each zone is given as pop
and the midpoint
of distance between Simsbury and the band is given as d
.
1 |
This data frame contains the following columns:
a numeric vector, distance between Simsbury and midpoint of annular zone.
a numeric vector, population of annular zone.
a numeric vector, number of marriages.
Dacey (1983, ch 4) from Ellsworth (1948).
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