# salinity

0th

Percentile

##### Water Salinity and River Discharge

The salinity data frame has 28 rows and 4 columns.

Biweekly averages of the water salinity and river discharge in Pamlico Sound, North Carolina were recorded between the years 1972 and 1977. The data in this set consists only of those measurements in March, April and May.

Keywords
datasets
##### Usage
salinity
##### Format

This data frame contains the following columns:

sal

The average salinity of the water over two weeks.

lag

The average salinity of the water lagged two weeks. Since only spring is used, the value of lag is not always equal to the previous value of sal.

trend

A factor indicating in which of the 6 biweekly periods between March and May, the observations were taken. The levels of the factor are from 0 to 5 with 0 being the first two weeks in March.

dis

The amount of river discharge during the two weeks for which sal is the average salinity.

##### References

Davison, A.C. and Hinkley, D.V. (1997) Bootstrap Methods and Their Application. Cambridge University Press.

##### Aliases
• salinity
Documentation reproduced from package boot, version 1.3-25, License: Unlimited

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