Belief in UFOS A survey found that 10% of people believe that they have seen a UFO. Choose a sample of 15 people at random.Find the probability of the following. Round intermediate calculations and final answers to at least three decimal places. (a) At least 2 people believe that they have seen a UFOP(at least 2 people believe that they have seen a UFO) =

Given,n=15p=0.1q=1-0.1=0.9A random variable X~Binomial(n=15 , p=0.1)P(X=x)=15x0.1x0.915-x ;…

Answered: Belief in UFOS A survey found that 10%…

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

Suppose that 66% of people have dogs. If two people are randomly chosen, what is the probability that they both have a dog? Write your answer as a percent and round to the nearest hundredth of a percent. There is a % chance the two randomly chosen people both have dogs. Question Help: Message instructor Submit Question M OO
I 3. Now, take your die and roll it 30 times. Create a table below to document each roll of the die. Use this trial data to determine the experimental probability of rolling a two on the die. Write this probability in three equivalent forms: as a fraction, a decimal (rounded to three places) and a percentage (rounded to one decimal place).
A survey was given to adult residents in a particular city. It found that 29% of the residents regularly use public transportation, and 78% of the residents have the ability to drive. 12% of the residents regularly use public transportation AND have the ability to drive. Find the probability that an adult resident in this city regularly uses public transportation, given that he or she has the ability to drive. Round your answer to the nearest hundredth. Group of answer choices 0.41 0.15 0.37 0.17
Find the probability that a randomly chosen point in the figure lies in the shaded region. Round your answer to the nearest tenth.
A survey shows that the students at a particular London college carry an average of £20 in cash. Assume that you’ve just met a student at random. Answer the following questions. i. Estimate the chance that the student is carrying more than £100 ii. Estimate the chance that the student is carrying less than £80.
A poll showed that 49.4% of Americans say they believe that statistics teachers know the true meaning of life. What is the probability of randomly selecting someone who does not believe that statistics teachers know the true meaning of life. Report the answer as a percent rounded to one decimal place accuracy. You need not enter the "%" symbol.
John runs a computer software store. He counted 124 people who walked by his store in a day, 52 of whom came into the store. Of the 52, only 21 bought something in the store. Estimate the probability that a person who walks by the store will enter the store. Round your answer to the nearest hundredth. Group of answer choices 0.59 0.25 0.42 0.17 none of these choices
John runs a computer software store. He counted 120 people who walked by his store in a day,53 of whom came into the store. Of the 53, only 26 bought something in the store. Estimatethe probability that a person who walks into the store will buy something. Round your answerto the nearest hundredth. Group of answer choices 0.66 0.49 0.22 0.44 none of these choices
Help please...
Calculate the Probability. Probability of rolling a sum of 2 or 4 when given two dice.
A group of people were asked if statistics teachers know the true meaning of life. 255 responded "yes", and 497 responded "no". Find the probability that if a person is chosen at random, he believes statistics teachers know the true meaning of life. Probability (Please enter a reduced fraction.) %D
According to a 2009 Reader's Digest article, people throw away about 10% of what they buy at the grocery store. Assume this is the true proportion and you plan to randomly survey 93 grocery shoppers to investigate their behavior. What is the probability that the sample proportion does not exceed 0.19? Answer = (Enter your answer as a number accurate to 4 decimal places.) Check Answer

SEE MORE QUESTIONS

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

Belief in UFOS A survey found that 10% of people believe that they have seen a UFO. Choose a sample of 15 people at random. Find the probability of the following. Round intermediate calculations and final answers to at least three decimal places.