Alice works at a health care facility. She has measured the hemoglobin levels of 200 people. The data follows a normal distribution with a mean of 14 g/dL and a standard deviation of 1.
How many people have hemoglobin levels less than 13?
How many people have hemoglobin levels greater than 14?
This is a normal distribution with a Mean: 14 g/dL and a Standard deviation: 1 g/dL. A ) Hemoglobin levels less than 13: 13 = 14 - 1 = Mean - 1 SD 0.16 x 200 = 32 Answer: 32 people. B ) Hemoglobin levels greater than 14 : 0.50 x 200 = 100 Answer: 100 people.
