brook_trout_ABD: Impact of brook trout on survival of Chinook salmon in Idaho.
In brouwern/wildlifeR: Wildlife biology and animal ecology datasets with example analyses.
Description
Usage
Format
Source
References
Examples
Description
A dataset ...
Usage
1
Format
A data frame with 12 rows and 3 columns
- brook.trout.PRES.ABS
Whether brook trout are present or absent
- salmon.released
Number of PIT-tagged salmon released
- salmon.surv
Number of tagged salmon that survived and were detected downstream
Source
http://rspb.royalsocietypublishing.org/content/269/1501/1663.short
References
Levin et al. 2002. Non–indigenous brook trout and the demise of Pacific salmon:
a forgotten threat? PRSB 269. DOI: 10.1098/rspb.2002.2063
Whitlock & Schulter. 2nd ed. Analysis of Biological Data.
Examples
1
2
3
4
5
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7
## t-test on survival rate (ignores years)
### Calcualte survival
brook_trout_ABD$surv <- brook_trout_ABD$salmon.surv/brook_trout_ABD$salmon.released
### t-test
t.test(surv ~ brook.trout.PRES.ABS, data = brook_trout_ABD)
brouwern/wildlifeR documentation built on May 28, 2019, 7:13 p.m.
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Description Usage Format Source References Examples
Description
A dataset ...
Usage
1 |
Format
A data frame with 12 rows and 3 columns
- brook.trout.PRES.ABS
Whether brook trout are present or absent
- salmon.released
Number of PIT-tagged salmon released
- salmon.surv
Number of tagged salmon that survived and were detected downstream
Source
http://rspb.royalsocietypublishing.org/content/269/1501/1663.short
References
Levin et al. 2002. Non–indigenous brook trout and the demise of Pacific salmon: a forgotten threat? PRSB 269. DOI: 10.1098/rspb.2002.2063
Whitlock & Schulter. 2nd ed. Analysis of Biological Data.
Examples
1 2 3 4 5 6 7 | ## t-test on survival rate (ignores years)
### Calcualte survival
brook_trout_ABD$surv <- brook_trout_ABD$salmon.surv/brook_trout_ABD$salmon.released
### t-test
t.test(surv ~ brook.trout.PRES.ABS, data = brook_trout_ABD)
|
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