A report from Texas Transportation Institute ( Texas A& M University System 2005) on congestion reduction strategies
Question:
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a. Compute the mean and standard deviation for this data set.
b. Delete the observation for Los Angeles and recompute the mean and standard deviation. Compare this mean and standard deviation to the values computed in Part (a). What does this suggest about using the mean and standard deviation as measures of center and spread for a data set with outliers?
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a x 5985 hours s 1478 hours b x 5667 hours s 975 hours When Los Angeles ...View the full answer
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