MIT researchers have found that fake news spreads more rapidly on Twitter than real news does.A study shows that 70% of the news stories on twitter are false. Assume you read 10 news storiestoday, each news story is chosen independently.1. What is the probability that only one of them is real? Answer:2. Given that you have already identified at least 7 fake news, what is the probability that all the10 news stories you read today are false? Answer:3. In order to be at least 90% sure that you read MORE than 3 real news stories today, youshould read at leastnews stories. (please put in an integer)Vanguard Asset Management offers 20 mutual funds in total. 70% of these funds have positivereturns every year. You choose 6 funds out of these 20 funds at random to invest in. What is theprobability that at least 3 funds of the 6 funds you picked will have positive return next year?Coronavirus Mortality Rate is estimated to be 0.2%, or 1 death every 500 people. (Number ofdeath cases has Poisson distribution).1. What is the probability that a town of 50000 people has 115 death cases? Answer:2. If a city of 500,000 has less than 911 deaths, the statement that this city has managed thebecauseCoronavirus situation better than average can be considered: (No answer given)the probability that less than 911 deaths in a city of 500,000 is(Please give your answer with the accuracy of four decimal places here.)

Given : n=10 p=0.70 Note :As per guidelines only first question has been answered if you need…

Answered: MIT researchers have found that fake…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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According to TMUSS Quarterly (Totally Made-Up Sports Statistics) April 2017, the probability that the Tampa Bay Buccaneers will score a touchdown on their opening drive is 0.14. The probability that the Bucs will both score a touchdown on their opening drive and have 3 or more sacks in the game is 0.19. The is the probability that they will either score a touchdown on the opening drive or have 3 or more sacks in the game is 0.39. What is the probability that the Bucs will have 3 or more sacks in the game? Answer in decimal form. Round to two decimal places as needed.
According to TMUSS Quarterly (Totally Made-Up Sports Statistics) April 2017, the probability that the Tampa Bay Buccaneers will score a touchdown on their opening drive is 0.03. The probability that the Bucs will both score a touchdown on their opening drive and have 3 or more sacks in the game is 0.22. The is the probability that they will either score a touchdown on the opening drive or have 3 or more sacks in the game is 0.37. What is the probability that the Bucs will have 3 or more sacks in the game?
An IQ test contains (20) multiple choice questions. You have to answer all of these questions knowing that the pass grade for this test is to answer (10) or more questions correctly. Assume that you will answer the questions randomly and the probability for answering each question correctly is (0.6).A. What is the probability that you will pass the test?B. What is the probability that you will answer all questions correctly?C. What is the probability that you will answer all questions wrongly?D. What is the probability that you will answer at most three questions wrongly?E. What is the probability that you will answer at least three questions correctly?F. What is the probability that you will answer the first three questions correctly?G. What is the probability that you will answer only the first three questions correctly?
Suppose that 35% of people own dogs. If you pick two people at random, what is the probability that they both own a dog?Give your answer as a decimal (to at least 3 places) or fraction
According to TMUSS Quarterly (Totally Made-Up Sports Statistics) April 2017, the probability that the Tampa Bay Buccaneers defense will have 3 or more sacks in the game is 0.07. The probability that the Bucs will both score a touchdown on their opening drive and have 3 or more sacks in the game is 0.34. The is the probability that they will either score a touchdown on the opening drive or have 3 or more sacks in the game is 0.20. What is the probability that the Bucs will score a touchdown on their first drive? Answer in decimal form. Round to two decimal places as needed.
In the recent final examination, a typical question has 5 possible answers. If an examinee makes a random guess on a typical question, what is the probability that the examinee is wrong?
Your favorite team is in the World Series. You have assigned a probability of 63% that they will win the championship. Past records indicate that when teams win the championship, they win the first game of the series 69% of the time. When they lose the championship, they win the first game 22% of the time. The first game is over and your team has lost. What is the probability that they will win the World Series?
Suppose that the probability of a plane arriving on time is 80%. Out of ten flights, what is the probability that at least seven will arrive on time? Explain your reasoning.
According to TMUSS Quarterly (Totally Made-Up Sports Statistics) April 2017, the probability that the Tampa Bay Buccaneers defense will have 3 or more sacks in the game is 0.05. The probability that the Bucs will both score a touchdown on their opening drive and have 3 or more sacks in the game is 0.25. The is the probability that they will either score a touchdown on the opening drive or have 3 or more sacks in the game is 0.25. What is the probability that the Bucs will score a touchdown on their first drive? Answer in decimal form. Round to two decimal places as needed. Your Answer:
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There is a 23% chance that a random 100 dollar myster box sold online contains a smartphone. Whatr is the probability that you will have to purchase 32 of these mystery boxes to get five with a smartphone?
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