9. Two homebuilders are in the middle of installing windows on their homes. Tom uses the equation y = 7x + 2 to model the number of windows he is installing on his home and Suzanne uses the equation
y = 6x + 5 to model the number of windows she is installing on her home. In each formula, x represents the number of days that Tom and Suzanne work on installing windows.

Who is working at a faster rate? How do you know?

Who started with the most windows already installed? How do you know?

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.