Question 1047496: To qualify for a mortgage, an applicant needs to have a good FICO credit score. We chose a random sample of 5 applicants from a local bank, and their FICO scores are 760, 700, 820, 580 and 620.
What is the standard deviation of the FICO scores in the sample? S
FICO Scorex x^2 x-mean (x-mean)2
760
700
820
580
620
I really appreciate any help that can be offered. Thank you!
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! ocal bank, and their FICO scores are 760, 700, 820, 580 and 620.
What is the standard deviation of the FICO scores in the sample? S
FICO Scorex x^2 x-mean (x-mean)2
760
700
820
580
620
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Google the standard deviation formula or use a calculator.
Note: The standard deviation of the 5 scores is 98.39
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Cheers,
Stan H.
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