Julia bought 18 apples at the store. she then divided up the apples between her mother, her father, and herself in a ratio of 2: 1: 3. that means her mother received two parts, her father received one part, and julia received three parts of all the apples. how many apples did each person receive?

Needmax 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.