A study determined that 8% of persons age 65 to 74 have a certain symptom. A group of 21 persons age 65 to 74 are selected at random. Find the probability that 3people have the symptom.The probability that 3 of the 21 people have the symptom is .(Do not round until the final answer. Then round to the nearest thousandth as needed.)

Givenp=8%=0.08No.of persons age 65-74 (n)=21Let "x" be the no. of people have the symptoms…

Answered: A study determined that 8% of persons…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

See similar textbooks

Similar questions

A null and alternative hypothesis are given. Determine whether the hypothesis test is left-tailed, right-tailed, or two-tailed. Ho: Ha: p≥ 0.3 р < 0.3 What type of test is being conducted in this problem? A. Right-tailed test B. Left-tailed test C. Two-tailed test
A group of people were asked if they had run a red light in the last year. 470 responded "yes", and 283 responded "no".Find the probability that if a person is chosen at random, they have run a red light in the last year.
Suppose that the probability that a child living in an urban area in the United States is obese is 20%. If a social worker sees 15 children living in urban areas, what is the probability that 5 are obese? Enter response as .xxxx
About 2.5% of Canadians have blood type AB. If 25 Canadians are selected randomly, ving. The exact probability that less than 2 have blood type AB. The exact probability that 23 have blood type other than AB. The approximate probability that at least one has blood type AB.
A group of people were asked if they had run a red light in the last year. 189 responded "yes", and 253 responded "no".Find the probability that if a person is chosen at random, they have run a red light in the last year.
The probability of an adverse reaction to a pneumonia shot is 0.15. Pneumonia shots are given to a group of 12 people. What is the probability that none of them will have an adverse reaction?
A survey found that 30% of pet owners had their pets bathed professionally rather than do it themselves. If 10 pet owners are randomly selected, find the probability that a. Exactly 4 people have their pets bathed professionally. b. At most 4 people have their pets bathed professionally.
A group of people were asked if they had run a red light in the last year. 312 responded "yes", and 236 responded "no". Find the probability that if a person is chosen at random, they have run a red light in the last year.
The probability that a child will like a new flavor of ice cream is 0.72. In a group of nine children find the probability that at least 7 children like the new flavor.
A poll is given, showing 60% are in favor of a new building project.If 6 people are chosen at random, what is the probability that exactly 2 of them favor the new building project?
The probability that a house in an urban area will be burglarized is 3%. If 25 houses are randomly selected, what is the probability that none of the houses will be burglarized? O 0.467 0.001 0.000 0.030
The probability of finding a gold card is 0.03. What is the probability that 2 out of 25 randomly selected cards are a gold card?

Recommended textbooks for you

A First Course in Probability (10th Edition)

Probability

ISBN:

9780134753119

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability

Probability

ISBN:

9780321794772

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability (10th Edition)

Probability

ISBN:

9780134753119

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability

Probability

ISBN:

9780321794772

Author:

Sheldon Ross

Publisher:

PEARSON

SEE MORE TEXTBOOKS