The number of accidents that occur at a certain intersection known as Five Corners on a Friday afternoon between the hours of 3 P.M. and 6 P.M., along with the corresponding probabilities, are shown in the following table. Find the expected number of accidents during the period in question. (Round your answer to two decimal places.) accidents Accidents 0 1 2 3 4 Probability 0.934 0.031 0.024 0.010 0.001

The number of accidents that occur at a certain intersection known as Five Corners on a Friday afternoon between the hours of 3 P.M. and 6 P.M., along with the corresponding probabilities, are shown in the following table. Find the expected number of accidents during the period in question. (Round your answer to two decimal places.) accidents Accidents 0 1 2 3 4 Probability 0.934 0.031 0.024 0.010 0.001

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

The table below shows the results of a survey about a junk food tax. Support Oppose Unsure Male 116 370 14 Female 289 389 25 A person is selected at random from the sample. What is the probability that the person is male and supports the tax? Your answer should be a decimal (not a percent) correct to three decimal places.
The following table describes the contents of a bag that contains red, green, blue, pink, and white marbles. Color Number of Marbles Red 23 Green 2 Blue 27 Pink 15 White 10 If you select a single marble out of the bag, what is the probability that it is a color other than white or blue? Express your answer as a fraction in lowest terms or a decimal rounded to the nearest millionth.
Which one of the following probabilities is cumulative probability? 1.The probability that there are exactly 4 people with o positive blood in a sample of 10 people. 2. The probability of exactly 3 heads in 6 flips of a coin 3. The probability that the accumulated annual rainfall in a certain city next year, rounded to the nearest inch, will be 18 inches. 4. The probability that a randomly selected woman's height is 67 inches or less
1. Use this table for the following questions: Female Male TotalShort Hair 20 40 60 Long Hair 30 10 40 Total 50 50 100 a. Complete a total probability table.b. Complete a row probability tablec. Complete a column probability table.d. The probability that a student does not have long hair. _________e. The probability that a student is male or has short hair. ________f. The probability that a student is a female and has long hair. _________g. The probability that a student is male, given that the student has long hair. _________h. The probability that a student has long hair, given that the student is male. _________i. Of all the female students, the probability that a student has short hair. ________j. Of all students with long hair, the probability that a student is female. _________k. The probability that a student is female or has long hair.…
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
Suppose you want to estimate the probability that a patient will develop an infection while hospitalized at a particular hospital. In the past year, this hospital had 8,650 patients, and 812 of them developed an infection. What is the estimated probability that a patient at this hospital will develop an infection? 812 O P(the patient develops an infection) 8650 1 P(the patient develops an infection) = 8650 5738 O P(the patient develops an infection) 8650 O P(the patient develops an infection) = 812 812 O P(the patient develops an infection) 5738
Which of the following do you think could possibly be true? A. The number of students enrolled at a university decresed by 100% from last year B. The probability that an NFL team win the super bowl this year is 110% C. A student flips a coin 10 times and obeserves 65% of the time the coin lands on tails D.85% of students at a university are enrolled full-Time
Adrian plays on the Varsity Boys basketball team. He successfully scores approximately 38% of his attempted shots. In the first half of a given basketball game, Adrian takes 6 attempted shots on net. What kind of probability distribution does this situation represent? A. Hypergeometric B. Binomial C. uniform D. Both Binomial and Hypergeometric E. none of these