Homework Help: statistics

Posted by Sabrina on Tuesday, December 14, 2010 at 6:55pm.

. For the following exercise, complete the following:

a. Find the mean, median, and range for each of the two data sets.

b. Find the standard deviation using the rule of thumb for each of the data sets.

c. Compare the two sets and describe what you discover.

The following data sets shows the ages of the first seven presidents (President Washington through President Jackson) and the seven most recent presidents including President Obama. Age is given at time of inauguration.

First 7: 57 61 57 57 58 57 61

Second 7: 61 52 69 64 46 54 47

statistics - Debbie, Sunday, February 20, 2011 at 8:00pm
1.the mean is 58.286
1.the median is 57
1.the range is 4
The standard deviation for The first data set is8.116
statistics - jennifer, Saturday, August 13, 2011 at 6:37pm
can you do the problm out so i know how you got these numbers? Thanks

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