A data set consisting of newborn baby weights is normally distributed (bell-shaped) with a mean of 8.5 pounds and standard deviation of 1.5 pounds. Use the Empirical Rule to address the following questions. Hint: sketch the distribution to help visualize the problem. Approximately 68% of the newborn weights lie between and What approximate percentage of the newborn weights lie between 5.5 and 11.5 pounds? % What approximate percentage of the newborn weights lie between 4 and 13 pounds? %

A data set consisting of newborn baby weights is normally distributed (bell-shaped) with a mean of 8.5 pounds and standard deviation of 1.5 pounds. Use the Empirical Rule to address the following questions. Hint: sketch the distribution to help visualize the problem. Approximately 68% of the newborn weights lie between and What approximate percentage of the newborn weights lie between 5.5 and 11.5 pounds? % What approximate percentage of the newborn weights lie between 4 and 13 pounds? %

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section: Chapter Questions

Problem 22SGR

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Question

A data set consisting of newborn baby weights is normally distributed (bell-shaped) with a mean of 8.5 pounds and standard deviation of 1.5 pounds.

Use the Empirical Rule to address the following questions.

Hint: sketch the distribution to help visualize the problem.

Approximately 68% of the newborn weights lie between and

What approximate percentage of the newborn weights lie between 5.5 and 11.5 pounds?

%

What approximate percentage of the newborn weights lie between 4 and 13 pounds?

%

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