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There are two list: 2,5,8,7,4,10 and 16,40,64,56,32,80. What are the average and the SD? Two averages and SDs are the same Two averages are the same but two SDs are not the same Two averages are not the same but two SDs are the same The First ave and SD are 8 times of the Second ave and SD The Second ave and SD are 8 times of the First ave and SD

You may use the calculator above and this area as scratch paper. To see the solution just click on the button.

Carlos Rodriguez <carlos@math.albany.edu>

This problem was contributed by a student in Elementary Statistics. It is offered as it is with no warranty of any kind
Last modified: Wed May 13 12:29:11 EDT 1998