Question

A normal distribution has mean = 56.3 cm, and

84% of the data fall above 50.2 cm. Find the standard
deviation.​

Answer 1

Answer:99.7 percent

Explanation:

For a data set with a symmetric distribution , approximately 68.3 percent of the values will fall within one standard deviation from the mean, approximately 95.4 percent will fall within 2 standard deviations from the mean, and approximately 99.7 percent will fall within 3 standard deviations from the mean.

Answer 2

Very hard i think its 20.1