The frequency plots show the distributions of long jump distances recorded in an athletics practice session for girls from Grade 6 and Grade 8. The mean absolute deviation of each data set is approximately 8 inches. Approximately how many times the mean absolute deviation is the difference between the means of the data sets? A. 4 B. 1 C. 8 D. 2

Find the missing factor. 7s2 + 25s + 12 = (s + 3)( ).

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year

An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e.g. 98.7654). x f(x) 0 1 2 3