11. A pine tree growing on shallow soil has roots extend one-eleventh of its
height below the surface. The roots
extend 0.87 m deep. How high is the
tree, to the nearest tenth? Draw a
diagram to represent the situation.
Justify your answer.

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.