Which of the following statements are TRUE about the Normal Distribution? Check all that apply.
a. The graph of the Normal Distribution is bell-shaped, with tapering tails that never actually touch the horizontal axis.
b. The distribution is symmetric with a single peak.
c. The mean, median and mode are all equal and occur at the center of the distribution.
d. About 95% of all data values lie within 1 standard deviation of the mean.
e. Data values are spread evenly around the mean.
f. 50% of the data values lie at or above the mean.
g. Data values farther from the mean are less common than data values closer to the mean.