![Consider a normal distribution with a mean of 20 and standard deviation of the mean of 6. 68% of its area is within: a. One standard deviation of the mean b. Two Consider a normal distribution with a mean of 20 and standard deviation of the mean of 6. 68% of its area is within: a. One standard deviation of the mean b. Two](https://homework.study.com/cimages/multimages/16/imagen_2021-02-09_0727448686635243152720210.png)
Consider a normal distribution with a mean of 20 and standard deviation of the mean of 6. 68% of its area is within: a. One standard deviation of the mean b. Two
![1: The Gaussian distribution labeled with the mean µ y , the standard... | Download Scientific Diagram 1: The Gaussian distribution labeled with the mean µ y , the standard... | Download Scientific Diagram](https://www.researchgate.net/publication/271212951/figure/fig2/AS:654056158674946@1532950548231/The-Gaussian-distribution-labeled-with-the-mean-y-the-standard-deviation-s-y-and.png)
1: The Gaussian distribution labeled with the mean µ y , the standard... | Download Scientific Diagram
![Standard deviation and normal distribution (Algebra 2, Quadratic functions and inequalities) – Mathplanet Standard deviation and normal distribution (Algebra 2, Quadratic functions and inequalities) – Mathplanet](https://www.mathplanet.com/Oldsite/media/27934/normal_distribution_500x263.jpg)