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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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jonnyjon jonnyjon
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4 years ago
On a busy day, the average roller coaster wait time at a large amusement park is 27 minutes. Suppose the standard deviation of wait time is 11.9 minutes and the distribution of wait times is approximately normally distributed.

If it is a busy day, approximately what percentage of people at the amusement park will have a wait time that is at least 30 minutes? Round to the nearest whole percent.
Textbook 
Introductory Statistics: Exploring the World Through Data

Introductory Statistics: Exploring the World Through Data


Edition: 2nd
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tlastertlaster
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jonnyjon Author
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4 years ago
Brilliant ツ
vernonb
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Thanks
julymontalvo
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2 hours ago
This helped my grade so much Perfect
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