. Show the steps needed to justify and use a normal model to describe the percentage of fungus-infected trees that may appear in this sample. b. What proportion of infected trees in this sample would lead you to believe the true proportion of ifected trees is higher than the rangers believe?
. Show the steps needed to justify and use a normal model to describe the percentage of fungus-infected trees that may appear in this sample. b. What proportion of infected trees in this sample would lead you to believe the true proportion of ifected trees is higher than the rangers believe?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 18HP
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Forest rangers believe that 30% of trees in a large national forest have a leaf fungus. A survery team will inspect a sample of 200 trees.
a. Show the steps needed to justify and use a normal model to describe the percentage of fungus-infected trees that may appear in this sample.
b. What proportion of infected trees in this sample would lead you to believe the true proportion of ifected trees is higher than the rangers believe?
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