Unformatted text preview: The survey recorded the number of fastfood meals eaten by each person in the previous week and yielded an average of .82 and a standard deviation of .48. 3. From a large class, a random sample of 4 grades were drawn yielding a mean of 74 and a standard deviation of 11.5. 4. A random sample of 40 cars were clocked as they passed by a checkpoint, and the average speed was 67 miles per hour with a standard deviation of 4 miles per hour....
View
Full Document
 Fall '10
 wilk
 Statistics, Standard Deviation

Click to edit the document details