Steve types at a rate of 45 words per minute. He writes an equation relating the number of words he can type, w, to the number of minutes he spends typing, m. w = 45m Xena doesn't know the number of words per minute that she can type. But she recorded the time it took her to type different numbers of words in this table. Minutes Words 2 100 4 200 8 400 typing would be steeper than the graph If we graphed both of these proportional relationships, the graph representing typing. So, types more words per minute.

Cor d? ? me ? 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.