Suppose the following table gives the extra travel time each year, in hours, for peak-period travelers in urban areas with more than 3 million people. Urban Area Annual Hours ofDelay per Traveler Los Angeles–Long Beach–Santa Ana, Ca 67 San Francisco–Oakland, CA 50 Atlanta, GA 61 Washington (D.C.–VA–MD) 66 Dallas–Fort Worth–Arlington, TX 53 Houston, TX 57 Find the mean of the extra travel time each year, in hours, for peak-period travelers in urban areas with more than 3 million people. (Round your answer to two decimal places.)hrWhat is the standard deviation for these data? (Round your answer to two decimal places.)hr the standard deviation isnt 6.8993

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