In a recent year (365 days), there were 693 murders in a city. Find the mean number of murders per day,then use that result to find the probability that in a single day, there are no murders. Would 0 murders in asingle day be a significantly low number of murders?...The mean number of murders per day is(Round to one decimal place as needed.)

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Answered: In a recent year (365 days), there were…

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...

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Similar questions

Between the hours of 2 and 4 p.m. the average number of phone calls per minute coming into the switchboard of a company is 2.5. Find the probability that during one particular minute there will be more than 6 phone calls.
Suppose that 68% 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 rounded to 4 places.
If the probability that an individual will suffer a bad reaction to a given vaccine is 0.19. Determine the probability that out of 3 individuals, at least two will suffer a bad reaction. [The answer should be a number rounded to five decimal places, don't use symbols such as %]
The table summarizes results from 975 pedestrian deaths that were caused by automobile accidents. DriverIntoxicated? Pedestrian Intoxicated? Yes No Yes 45 74 No 285 571 If one of the pedestrian deaths is randomly selected, find the probability that the pedestrian was intoxicated or the driver was not intoxicated.Report the answer as a percent rounded to one decimal place accuracy.
The table summarizes results from 979 pedestrian deaths that were caused by automobile accidents. DriverIntoxicated? Pedestrian Intoxicated? Yes No Yes 59 74 No 248 598 If two different pedestrian deaths are randomly selected, find the probability that they both involved pedestrians that were not intoxicated.Report the answer as a percent with two decimal places accuracy. (You need not enter the "%" symbol).Probability = %
Suppose that at a college, 55% of the students earn a degree at the end of four years and 27% earn a degree at the end of five years. What is the probability of earning a degree at the end of four or five years? Give your answer exactly as a decimal (not as a percent).
If the probability that an individual will suffer a bad reaction to a given vaccine is 0.13. Determine the probability that out of 4 individuals, none will suffer a bad reaction. [The answer should be a number rounded to five decimal places, don't use symbols such as %]
Answer the following question accordingly:
The table summarizes results from 975 pedestrian deaths that were caused by automobile accidents. DriverIntoxicated? Pedestrian Intoxicated? Yes No Yes 49 73 No 221 632 If one of the pedestrian deaths is randomly selected, find the probability that the pedestrian was not intoxicated.Report the answer as a percent rounded to one decimal place accuracy. prob = %
A marketing company has randomly surveyed 210 men who watch professional sports. The men were separated according to their educational level (college degree or not) and whether they preferred the NBA or the National Football League (NFL). The results of the survey are shown to the right. Complete parts a through d. a. What is the probability that a randomly selected survey participant prefers the NFL? 0.5286 (Round to four decimal places as needed.) b. What is the probability that randomly selected survey participant has a college degree and prefers the NBA? 0.1857 (Round to four decimal places as needed.) c. Suppose a survey participant is randomly selected and you are told that he has a college degree. What is the probability that this man prefers the NFL? (Round to four decimal places as needed.) C Sports Preference NBA NFL College No College Degree 39 13 Degree 60 98
PLEASE EXPLAIN EACH STEP FOR CALCULATION OF THE PROBLEM USING A TI-84 CALCULATORFrom experience, you know that 83% of the desks in the schools have gum stuck beneath them. In a random sample of 14 desks. n = 14 p= 0.83 a) Compute the probability that all of them have gum underneath. Compute the probability that 10 or less desks have gum.
If the probability of an event not occurring is 0.55, what is the probability the event will occur? If necessary, round to 4 decimal places.

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