(All Steps) A long term study of changing environmental conditions in Chesapeake Bay found the following annual average salinity readings in one location
Question: A long term study of changing environmental conditions in Chesapeake Bay found the following annual average salinity readings in one location in the bay
| Year | 1971 | 1972 | 1973 | 1974 | 1975 | 1976 | 1977 |
| Salinity (%) | 13.4 | 9.5 | 15.3 | 14 | 15.1 | 13.7 | 15 |
| Year | 1978 | 1979 | 1980 | 1981 | 1982 | 1983 | 1984 |
| Salinity (%) | 15.6 | 15.4 | 13.3 | 17.2 | 20.1 | 16.5 | 15.5 |
What is the correlation between salinity and year? What percentage of the observed variation in salinity is accounted for by straight line change over time?
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