Homework Help: math

Posted by is this right!!! on Tuesday, June 16, 2009 at 2:33pm.

Following are the lengths in yards of the nine holes of the University Golf Course: 480,460,450,380,360,350,330,180,160 Find each of the following measures with respect to the lengths of the holes:
d. Standard deviation
36.07263

math - drwls, Tuesday, June 16, 2009 at 9:30pm
The mean is 350.0
The square of the mean is 122,500
The mean of the squares is 134,211
The difference of the last 2 numbers is 11,711. That equals the square of the standard deviation.
The standard deviation is much larger than 36.07

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