Answer :
Answer:
68%
Step-by-step explanation:
By the empirical rule, for an approximately normal distribution, about 68% of all values are within one standard deviation from the mean. Refer to the normal distribution bell curve.

Answer:
68%
Step-by-step explanation:
By the empirical rule, for an approximately normal distribution, about 68% of all values are within one standard deviation from the mean. Refer to the normal distribution bell curve.