Rolando needs to paint the exterior of his house. He calculates that he will be painting 918.75 square feet of the house. The local hardware store sells paint by the gallon and each gallon will cover 61.25 square feet. About how many gallons of paint will Rolando need to purchase?

an advantage of the standard deviation is that it increases as the dispersion of the data increases. e. the interquartile range is preferred when the data are not skewed or no have outliers. an advantage of the standard deviation is that it uses all the observations in its computation.