All of the following statements are true about the normal distribution except: A. The total area under the normal curve is one.
B. The normal curve crosses the x-axis at z-scores above 3.0 and
below -3.0.
O c. The normal distribution is a mathematical model of a population
distribution.
D. Values located on the normal curve are not meant as actual
observations.
E. The proportion of observations two standard deviations above the
mean is the same as the proportion two standard deviations below
the mean.
L