Mathematics, 05.12.2019 18:31 gg68814
Gardeners on the west coast of the united states are investigating the difference in survival rates of two flowering plants in drought climates. plant a has a survival rate of 0.64 and plant b has a survival rate of 0.42. the standard error of the difference in proportions is 0.084. what is the margin of error for a 99% confidence interval?
use critical value z = 2.576.
moe = round all calculations to three decimal places.
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