Question

Some shrubs have the useful ability to resprout from their roots after their tops are destroyed. Fire is a particular threat to shrubs in dry climates, as it can injure the roots as well as destroy the aboveground material. One study of resprouting took place in a dry area of Mexico. The investigation clipped the tops of samples of several species of shrubs. In some cases, they also applied a propane torch to the stumps to simulate a fire. Of 14 specimens of a particular species, 4 resprouted after fire. Estimate with 99.9% confidence the proportion of all shrubs of this species that will resprout after fire. Interval:

Answer 1

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