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After accelerating for 20 seconds, a DeLorean sports car has a wide range of speeds that it can achieve, depending on the traction. The distribution of speed follows an approximately Normal distribution with a mean of 80mph and a standard deviation of 7.7mph. 7.) What percent of runs will give the DeLorean a speed between 70mph and 95mph? Show your work and enter your z-scores below. Positive z-score: Negative z-score: Submit

After accelerating for 20 seconds, a DeLorean sports car has a wide range of speeds that it can achieve, depending on the traction. The distribution of speed follows an approximately Normal distribution with a mean of 80mph and a standard deviation of 7.7mph. 7.) What percent of runs will give the DeLorean a speed between 70mph and 95mph? Show your work and enter your z-scores below. Positive z-score: Negative z-score: Submit

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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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After accelerating for 20 seconds, a DeLorean sports car has a wide range of speeds that it can achieve, depending on the traction. The distribution of speed follows an approximately Normal distribution with a mean of 80mph and a standard deviation of 7.7mph. 7.) What percent of runs will give the DeLorean a speed between 70mph and 95mph? Show your work and enter your z-scores below. Positive z-score: Negative z-score: Submit
Transcribed Image Text:After accelerating for 20 seconds, a DeLorean sports car has a wide range of speeds that it can achieve, depending on the traction. The distribution of speed follows an approximately Normal distribution with a mean of 80mph and a standard deviation of 7.7mph. 7.) What percent of runs will give the DeLorean a speed between 70mph and 95mph? Show your work and enter your z-scores below. Positive z-score: Negative z-score: Submit
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