Wednesday

March 4, 2015

March 4, 2015

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

**Answer this Question**

**Related Questions**

math - Statistics: Analyze student exam scores Students were given an exam with ...

Statistics - Students were given an exam with 300 multiple-choice questions. The...

Math/Statistics - A statistics teacher believes that the final exam grade for ...

Analytical Skills - If your score on a statistics exam was 76 and the professor ...

math - Students were given an exam with 300 multiple-choice questions. The ...

statistics - 2. Why is it important to know the mean and standard deviation for ...

Statistics - Suppose that two different tests A and B are to be given to a ...

statistics - The grades on the final examination given in a large organic ...

Statistics - The distribution of IQ scores is a nonstandard normal distribution ...

statistics - A class test resulted in a mean score of 60% and a standard ...