Answer to Question #270939 in Statistics and Probability for joy

Statistics and Probability

Question #270939

If the mean score in a STAT 1 examination is 56 and the variance is 4. What is the coefficient of variation

Expert's answer

"CV= \\dfrac{\\sigma}{\\mu} \\cdot 100\\%=\\dfrac{\\sqrt{4}}{56}\\cdot 100\\%"

"=\\dfrac{25}{7}\\%\\approx3.5714\\%"

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