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Unformatted text preview: of x in terms of y ? 4. Assume that the scores on the Ohio Driver’s Test written exam are normally distributed with a mean of 78 and a standard deviation of 8. What percentage of students score above 90 on the test? What percent score below 65? 5. Consider the following pairs of 100 and 200 meter dash times. 100 meter time 200 meter time 10.95 22.01 11.07 22.31 11.22 22.71 What is the linear correlation between the times? 6. What is the equation of the least squares regression line from the data in #5? 7. Assume that the weight of adult males in Ohio is normally distributed with a mean of 194 lbs and a standard deviation of 27.5 lbs. What percentage of men in Ohio weigh more than 250 pounds?...
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This note was uploaded on 05/01/2011 for the course AP CLASSES 101 taught by Professor Mr.smith during the Spring '11 term at Korea Advanced Institute of Science and Technology.
- Spring '11