The weights of grizzly bears in Jellystone National Park are normally distributed, with a mean of 58 pounds and a standard deviation of 12 pounds. You select a grizzly bear at random. Use the Empirical Rule (68-95-99.7) to find the following probabilities. Do not round any answers. a. Probability the bear weighs less than 70 pounds: b. Probability the bear weighs between 70 and 94 pounds: c. Probability the bear weighs more than 94 pounds: Submit Question

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 11PPS
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The weights of grizzly bears in Jellystone National Park are normally distributed, with a mean of 58 pounds
and a standard deviation of 12 pounds. You select a grizzly bear at random.
Use the Empirical Rule (68-95-99.7) to find the following probabilities. Do not round any answers.
a. Probability the bear weighs less than 70 pounds:
b. Probability the bear weighs between 70 and 94 pounds:
c. Probability the bear weighs more than 94 pounds:
Submit Question
Transcribed Image Text:The weights of grizzly bears in Jellystone National Park are normally distributed, with a mean of 58 pounds and a standard deviation of 12 pounds. You select a grizzly bear at random. Use the Empirical Rule (68-95-99.7) to find the following probabilities. Do not round any answers. a. Probability the bear weighs less than 70 pounds: b. Probability the bear weighs between 70 and 94 pounds: c. Probability the bear weighs more than 94 pounds: Submit Question
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