Question 17 Last month, 5 customers of Macland Automotive bought the extended service plan with their purchase of a new car. All of their credit scores are given below. Calculate the standard deviation of this population data. Round your answer to 2 places after the decimal point, if necessary. X 701.4 741.4 781.5 718.8 731 standard deviation = Enter an integer or decimal number, accurate to at least 2 decimal places [more..] Submit