Description
What role do z-scores play in this transformation of data from multiple distributions to the standard distribution
Explanation & Answer
The higher the z score, the better it is ( if positive direction or increase is desired)
Suppose we want to compare the performance of students in History Class and students in Mathematics class, then z score will be a better tool.
or sales of two territories are to be compared;
Territory 1 : average 1000 SD 100
Territory 2 : average 800 SD 50
Suppose territory 2 has low potential, z score will be better tool
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