There are 60 students going on a field trip to the chocolate factory. The students are from three different classes.
Mrs. Haerr's class has 24 students and Mr. Sallie's class has 18 students. Which of the equalities correctly
describes the students and could be used to solve for how many students are from Mr. Alderman's class? (Let A =
the number of students in Mr. Alderman's class.)

Need now max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.