The mean of a set of data is 126.02 and its standard deviation is 89.34. Find the z-score for a value of 386.67. Round your final answer to two decimal places.
A)3.21
B)2.92
C)2.63
D)3.22

Question

The mean of a set of data is 126.02 and its standard deviation is 89.34. Find the z-score for a value of 386.67. Round your final answer to two decimal places. 
A)3.21
B)2.92
C)2.63
D)3.22

Quizplus · Accepted Answer

The Answer of The mean of a set of data is 126.02 and its standard deviation is 89.34. Find the z-score for a value of 386.67. Round your final answer to two decimal places. 
A)3.21
B)2.92
C)2.63
D)3.22

The Mean of a Set of Data Is 126