Mathematics, 17.03.2020 04:17 isaacgarcia0830
In a study of the effects of acid rain, a random sample of 100 trees from a particular forest is examined. Forty percent of these show some signs of damage. Which of the following statements is correct?
a. None of the above
b. The sampling distribution of the proportion of damaged trees is approximately Normal
c. This is a comparative experiment.
d. If a sample of 1000 trees was examined, the variability of the sample proportion would be larger than in a sample of 100 trees
e. If we took another random sample of trees, we would find that 40% of these would show some signs of damage
Answers: 3
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These tables represent a quadratic function with a vertex at (0, -1). what is the average rate of change for the interval from x = 9 to x = 10?
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In a study of the effects of acid rain, a random sample of 100 trees from a particular forest is exa...
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