12. The table shows the number of students who took the March Bar Test for the first timeand thc numbcr of students who repact the exam.Passed Failed Total64582058First time 442722521845407RepeatTotal873748343903a. )Find the probability that a student failed, given that the student took the exam forthe first time.b.) Find the probability that a studnt repeated the exam, given the student passed.

Part (a) The total number of the student is 8737. Find the probability that a student failed, given…

Answered: 12. The table shows the number of…

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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answer the following
An urn incudes 13 balls: 2 red, 4 white and 7 green balls. The probability of selecting 6 balls indluding 2 red, 2 white and 2 green is: 12 Select one: ut of a. 0.0979 b. 0.0816 question C. 0.0082 d. 0.2448 e. 0.0734
A group of people were asked if they had run a red light in the last year. 144 responded "yes", and 373 responded "no".Find the probability that if a person is chosen at random, they have run a red light in the last year. Give your answer as a fraction or decimal accurate to at least 3 decimal places
Which of the following cannot be a probability? O a. 2/9 O b. 0.16 с. 1 O d. 7/3
Assume that when adults with smartphones are randomly selected, 45% use them in meetings or classes. If 9 adult smartphone users are randomly selected, find the probability that at least 6 of them use their smartphones in meetings or classes. The probability is 0.9502. (Round to four decimal places as needed.) CHE
Final answers should be either in lowest-term Fraction or up to 4 decimal places only. For even smaller numbers, round off to the nearest non-zero digit.
A group of people were asked if they had run a red light in the last year. 147 responded "yes", and 399 responded "no".Find the probability that if a person is chosen at random, they have run a red light in the last year. Give your answer as a fraction or decimal accurate to at least 3 decimal places
Assume that when adults with smartphones are randomly selected, 55% use them in meetings or classes. If 6 adult smartphone users are randomly selected, find the probability that exactly 3 of them use their smartphones in meetings or classes. The probability is (Round to four decimal places as needed.)
Express the following probability as a simplified fraction and as a decimal. If one person is selected from the population described in the table, Marital Status of a Certain Population, Ages18 or Older, in Millions Never Married Divorced Widowed Total find the probability that the person is not married. Married Male Female 67 40 12 123 65 34 11 119 Total 132 74 23 13 242 Express the probability as a simplified fraction, P(not married) = (Type an integer or a simplified fraction.) Express the probability as a decimal P(not married) (Round to two decimal places as needed.) acer esc
600 baseball fans in Boston are asked whether they hate the Yankees. 564 of them answered "yes". The empirical probability that a randomly chosen fan will answer "yes" is The empirical probability that a randomly chosen fan will answer "no" is (Note: Enter each answer as a fraction or as a decimal rounded to the nearest hundredth.)
8
I. A card/s is/are taken from a deck of 52 cards that has been thoroughly shuffled. Find the probability of: A. "4' of hearts B. a king or a red card C. a non-face card D. an ace and a queen E. neither a spade nor a jack

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