Question 291:
1Answer:
No answer provided yet.These are the properties of the normal curve. Take a look at the interactive graph of the standard normal curve and you'll see what percent of area 1, 3 and 3.5 standard deviations encompases.
- 68%
- 99.7%
- 99.9%
You can also check these by entering 1, 3 and 3.5 in the z-score to percentile calculator.