The distribution of the weights of a sample of 1,375 cargo containers is symmetric and bell-shaped. According to the Empirical Rule, what percent of the weights will lie between X¯¯¯−2s�¯−2� and X¯¯¯+2s�¯⁢+2� ? (Round your answer to 2 decimal places.) According to the Empirical Rule, what percent of the weights will lie between X¯¯¯�¯ and X¯¯¯+ 3s�¯+ 3� ? (Round your answer to 2 decimal places.)

Empirical rule states that, About 68% of observations lie within one standard deviation of the mean…

Answered: The distribution of the weights of a…

(REV)00th Edition

ISBN:9780395977224

Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Chapter7: Applying Fractions

Section7.2: Proportions

Problem 47WE

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The distribution of the weights of a sample of 1,375 cargo containers is symmetric and bell-shaped.

According to the Empirical Rule, what percent of the weights will lie between X¯¯¯−2s�¯−2� and X¯¯¯+2s�¯⁢+2� ? (Round your answer to 2 decimal places.)

According to the Empirical Rule, what percent of the weights will lie between X¯¯¯�¯ and X¯¯¯+ 3s�¯+ 3� ? (Round your answer to 2 decimal places.)

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