Sunday

December 21, 2014

December 21, 2014

Posted by **Susana** on Sunday, January 27, 2013 at 5:51pm.

Bobby scored exactly two standard deviations above the mean. What was Bobby’s score on the test? __ ___

- Statistics -
**bobpursley**, Sunday, January 27, 2013 at 6:01pmI bet he scored 80+2*8=96

- Statistics -
**Anonymous**, Monday, January 28, 2013 at 8:06amz = (x-u)/S

2 = (x-80)/8

16 = (x-80)

x=96

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