Calculate the standard deviation of the following data sets with the computational formula. If necessary, round up to the nearest
hundredth(up to the second decimal)
{13,2,5,2}

41/2 - 1 1/3 what is the answer as a fraction?

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4