Asked by Desiree

If a data set has a mean of 10.0 seconds and a standard deviation of 2.0 seconds, what is the Z score corresponding to the time of 4.0 seconds?
Answered by bobpursley
z score= (10-4)/2=3.0
Answered by PsyDAG
Z score = (score-mean)/SD = (4-10)/2 = -3
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