Question

What percentage of scores fall within one standard deviation of the mean?

Answer 1

✔68%

✅In any normal distribution with mean μ and standard deviation σ : Approximately 68% of the data fall within one standard deviation of the mean. Approximately 95% of the data fall within two standard deviations of the mean. Approximately 99.7% of the datafall within three standard deviations of the mean.

Answer 2

Step-by-step explanation:

Unit 8: Normal Calculations