The following questions pertain to some important facts to know about a normal distribution:
a. What are three important properties of a normal distribution?
b. What percentage of the values are:
i. within 1 standard deviation of the mean?
ii. 2 standard deviations or more above the mean?
iii. 1.96 standard deviations or more below the mean?
iv. between the mean and ±2.58 standard deviations?
v. 1.28 standard deviations above the mean?