Mathematics, 07.05.2020 06:07, corrineikerd

The National Health and Nutrition Survey reported that 30 % of adults in the United States have hypertension (high blood pressure). A sample of 25 adults is studied. Give the final answers in 3 decimal places.

1. What is the probability that exactly 6 of them have hypertension?

2. What is the probability that fewer than 4 have hypertension?

3. Would it be unusual if more than 10 of them have hypertension?

4. What is the mean number who has hypertension in a sample of 25 adults?

5. What is the standard deviation of the number who has hypertension in a sample of 25 adults?

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 20:00, Kira4585

What is the ratio of the length of an object in yards to the length of the same object in miles?

Answers: 3

continue

Mathematics, 22.06.2019 01:30, chris199825

Agrasshopper weighs 0.89 grams. express the grasshopper’s weight in scientific notation.

Answers: 3

continue

Mathematics, 22.06.2019 01:30, dontcareanyonemo

An airplane is flying at an elevation of 5150 ft, directly above a straight highway. two motorists are driving cars on the highway on opposite sides of the plane, and the angle of depression to one car is 35 ̊ and to the other is 52 ̊. how far apart are the cars?

Answers: 2

continue

Mathematics, 22.06.2019 02:30, missalawode28

Two farmers pay a total rent of $140 for a pasture. the first farmer placed $4 oxen in the pasture, and the second farmer placed $30 sheep in the pasture. the farmers split the rent based on the proportion of the pasture eaten by their own animals that month. how much should the first farmer pay, if 1 ox eats as much as 10 sheep in a month?

Answers: 1

continue

Do you know the correct answer?

The National Health and Nutrition Survey reported that 30 % of adults in the United States have hype...