SOLVED: You measure the heights of trees from a sample of 23 trees in a forest to have a mean height of 12. You know the standard deviation of the trees in the whole forest to be 6. You want to calculate the 95% confidence interval for the mean height of all tress in the forest: What is the LOWER bound? Report to 1 decimal place and use the z distribution:
SOLVED: You measure the heights of trees from a sample of 23 trees …
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Answered: 1) You measure the height of 9 oak trees and 8 maple trees. Is there a difference in height? Use a Mann- Whitney U test (do NOT use R): Oak trees: 55 74 60 29… | bartleby
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