SOLUTION: 10 People are randomly selected from a population where it is know that 22% of the population have diabetes.
a. Define what a trial would be, what a success would be, and what a
Algebra.Com
Question 1045183: 10 People are randomly selected from a population where it is know that 22% of the population have diabetes.
a. Define what a trial would be, what a success would be, and what a failure would be.
b. What is the probability that all 10 of the people have diabetes.
c. What is the probability that none of the 10 have diabetes?
d. What would be the average or expected amount of people with diabetes out of a sample of 10 people from this population?
e. What is the probability that at least three of them have diabetes?
f. What is the probability that no more that two of them have diabetes?
Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!
a. A trial would be determining if an element of the sample has diabetes. A success would be positive for diabetes, while a failure would be negative for diabetes. (Success rate is 0.22, while failure rate is 0.78.)
b. What is the probability that all 10 of the people have diabetes.
, to four significant figures.
c. What is the probability that none of the 10 have diabetes?
, to four significant figures.
d. What would be the average or expected amount of people with diabetes out of a sample of 10 people from this population?
, or simply 2 people on the average.
e. What is the probability that at least three of them have diabetes?
to three significant figures.
f. What is the probability that no more that two of them have diabetes?
to three significant figures.
RELATED QUESTIONS
if 8.3% of the population has diabetes, what is the probability that in a random sample... (answered by stanbon)
It is estimated that approximately 8.43% Americans are afflicted with diabetes. Suppose... (answered by Boreal)
(1 point) It is estimated that approximately 8.37% Americans are afflicted with diabetes. (answered by CPhill,ikleyn)
Suppose that 4% of all adults over 40 have diabetes. A certain physician correctly... (answered by edjones)
if the probability equals .03 that a randomly selected person from the general population (answered by sudhanshu_kmr)
50 people are selected randomly from a certain population and it is found that 11 people... (answered by Boreal)
It is estimated that 30 percent of all adults in the United States are obese and that 3... (answered by ikleyn,math_tutor2020,greenestamps)
Suppose that 65% of all adults in a certain community are obese and that 59% suffer from... (answered by jim_thompson5910)
In a large population, 62% of the people have been vaccinated. If 4 people are randomly... (answered by ikleyn,ewatrrr)