Which of the following is NOT true of the normal probability distribution?
A)two parameters, the mean $\mu$ and the standard deviation$\sigma$, determine the location and shape of the distribution
B)the total area under the curve is always equal to 1
C)approximately 68.3% of the values will be within two standard deviations of the distribution mean
D)the highest point is at the mean, which is also the median and the mode
E)the standard deviation determines the width of the curve

Question

Quizplus · Accepted Answer

Option C is incorrect because approximately 68.3% of the values fall within one standard deviation of the mean, not two. For two standard deviations, it's approximately 95.4%.

Which of the Following Is NOT True of the Normal μ\muμ

Which of the Following Is NOT True of the Normal $\mu$