QuickNormalQuiz

Suppose that the BAC of male students at a particular college who drink 5 beers varies from student to student according to a normal distribution with mean 0.08 and standard deviation 0.01.
The middle 95% of students who drink 5 beers have BAC between: 0.07 and 0.09 0.06 and 0.10 0.05 and 0.11 .04 and 0.12 Suppose that the BAC of male students at a particular college who drink 5 beers varies from student to student according to a normal distribution with mean 0.08 and standard deviation 0.01.
What percent of students who drink 5 beers have BAC above 0.10 (the legal limit for driving in some states)? 2.5% 5% 16% 32% The mean is 80 and the standard deviation is 10. What is the standard score for an observation of 90? 90 0 10 1.0 A normal distribution always: is skewed to the right is skewed to the left is symmetric has more than one peak If your score on a test is at the 60th percentile, you know that your score lies: below the first quartile. between the first quartile and the median. between the median and the third quartile. Can't say where it lies relative to the quartiles. |

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