Fifty-nine men completed the men's alpine downhill race in Vancouver. The gold medal winner finished in 114.3
Question:
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a) The mean time was 117.34 seconds, with a standard deviation of 2.465 seconds. If the Normal model is appropriate, what percent of times will be less than 114.875 seconds?
b) What is the actual percent of times less than 114.875 seconds?
c) Why do you think the two percentages don't agree?
d) Make a histogram of these times. What do you see?
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a The 2010 Winter Olympics downhill times have mean of 11734 second...View the full answer
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Related Book For 
Stats Data and Models
ISBN: 978-0321986498
4th edition
Authors: Richard D. De Veaux, Paul D. Velleman, David E. Bock
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