Asked by Mary
Bank of Connecticut estimated that balance on credit cards have
follows Normal Distribution mean $845 with standard deviation $270.
Calculate probability that balance on a single credit card is greater than $750
follows Normal Distribution mean $845 with standard deviation $270.
Calculate probability that balance on a single credit card is greater than $750
Answers
Answered by
drwls
Try using
http://psych.colorado.edu/~mcclella/java/normal/accurateNormal.html
or a table of the error function.
The answer is 63.8%
http://psych.colorado.edu/~mcclella/java/normal/accurateNormal.html
or a table of the error function.
The answer is 63.8%
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