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July 21st, 2014, 06:36 AM  #1 
Newbie Joined: Apr 2014 From: usa Posts: 11 Thanks: 0  Compare the times of two groups
can anyone explain to me how to do the compare part (d) and i will try to solve this >>? A city wants to encourage downtown employees to use public transportation. Below is the time in minutes to get to work on one morning according to whether the employee used public transportation or drove a car: Public Transportation 23 25 25 30 31 31 32 33 35 36 37 42 Private Transportation 32 32 33 34 37 37 38 38 38 39 40 44 a) Calculate the mean, median for each group. b) Find the lower and upperquartiles, and the interquartile range for each group. c) Calculate the standard deviation for each group. d) Compare the times of two groups 
July 27th, 2014, 03:09 PM  #2 
Senior Member Joined: Nov 2013 From: Baku Posts: 502 Thanks: 56 Math Focus: Geometry 
I assume it means hypothesis testing.....?!


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