for mallard ducks and Canada geese, what percentage of nests are successful ( at

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for mallard ducks and Canada geese, what percentage of nests are successful ( at least one offspring survives)?

1 9.Wildlife: Mallard Ducks and Canada Geese For mallard ducks and Canada geese, what percentage of nests are successful (at least one offspring survives)? Studies in Montana, Illinois, Wyoming, Utah, and California gave the following percentages of successful nests (Reference: The Wildlife Society Press, Washington, D.C.). x: Percentage success for mallard duck nests 56 85 52 13 39 y: Percentage success for Canada goose nests 24 53 60 69 18 (a) Use a calculator to verify that ??-245: ??2 = 14,755, 2y = 224; and (b) Use the results of part (a) to compute the sample mean, variance, and (c) Use the results of part (a) to compute the sample mean, variance, and ??? = 12,070. standard deviation for x, the percent of successful mallard nests. standard deviation for y, the percent of successful Canada goose nests.

Explanation / Answer

SolutionA:

Solutionb:

Solutionc:

x y x^2 y^2 56 24 3136 576 85 53 7225 2809 52 60 2704 3600 13 69 169 4761 39 18 1521 324 total 245 224 14755 12070

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