Mathematics, 26.11.2019 03:31 mckinzirauch9
1. concentrations of a pollutant were measured at 25 locations in a lake after rains caused heavy runoff from surrounding areas. after a period of dry weather, they were measured again at the same locations. the data are in the file runoff. find a 90% confidence interval for the effect of runoff on pollutant concentrations.
2. repeat problem 1 treating the rainy and dry measurements as independent samples. compare the results. which is the better procedure?
Answers: 1
Mathematics, 21.06.2019 13:00, mahagonylabeyta
Adice is rolled 5 times. how many possible rolls are there? ( determine the number of outcomes using only the fundamental counting principal )
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Mathematics, 21.06.2019 14:30, helloitschump0vfdz
Organisms that live in the alpine and taiga biomes have developed unique adaptations that aid in their survival. the douglas-fir is a conifer tree that grows in the taiga biome. it has an average height of about 70 feet, and its wood is an important source of lumber.
Answers: 3
1. concentrations of a pollutant were measured at 25 locations in a lake after rains caused heavy ru...
History, 14.11.2020 01:00
History, 14.11.2020 01:00