Qnt 351 quantitative analysis for business week 3 dq
The standard normal distribution is a type of symmetrical, bell-shaped probability distribution with the following characteristics:
• The mean, median, and mode are all equal to zero.
• The area under the curve is equal to one.
• 68 percent of the data lies within one standard deviation of the mean.
• 95 percent of the data lies within two standard deviations of the mean.
• 99.7 percent of the data lies within three standard deviations of the mean.