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Name: What is meant by Probability?a. None of theseb. It is a numerical mea
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Description: What is meant by Probability?a. None of theseb. It is a numerical measure oflikelihood of the event.c. It is based on inferentialstatisticsd. It is based on assumptions

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Probability

What iš medht by Probabllity? a. None of these O b. It is a numerical measure of likelihood of the event. c. It is based on inferential statistics O d. It is based on assumptions

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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Suppose we know that the probabilities P(A) = .5, P(B|A) = .3 and P(A or B) =.3. What is the value for P(A and B)? What is the value for P(B)?
A local bottling company has determined the number of machine breakdowns per month and their respective probabilities as shown below. Number of Breakdowns Probability 0 .12 1 .38 2 .25 3 .18 4 .07 The probability of at least 3 breakdowns in a month is _____. a. .30 b. .5 c. .10 d. None of these answers are correct.
A survey was being conducted to learn about attitude of a certain population towards the medical and housingplans. The survey asked the male and female respondents that how important the level of risk they had felt inchoosing a housing or a medical plan. The following table was constructed from the data provided. “High”means the respondent said level of risk was either important or very important. Male FemaleHigh 22 27Low 28 23 3 (b) List some possible events from the above random experiment. 3 (c) What is the probability of a survey respondent had said that the level of risk isHigh? Write the sample space of this random experiment. Suppose if a female respondent is selected randomly, what is the probability thisfemale respondent had said level of risk is High?
I need help with the last two specifically.
3. An airline tracks data on the flight arrivals. Over the past 6 months, 65 flights on one route around early, 130 arrived on time, 15 were late, and 30 were cancelled. A. What is probability the flight is early? On time? Late? Canceled? B. Are thes outcomes exclusive? C. What id the probability that a flight is either early or on time?
a. What do you mean by dependent and independent events? Fit one simple real-life example, which really reflect the concepts of dependent and independent events. b. There are five people applied for the position of chief executive of enterprises. Three of the applicants are over the age of 60 years. Two are female and one of them is over 60. i. What is the probability of a female person above 60? ii. If a person is male, what then is the probability of a male below 60? iii. If a person is over 60, what then is the probability of a female above 60?
AP Statistics - Unit 6, Inference for Categorical Data: Proportions - Assessment 7. Simon's lawnmower has a probability of 0.3 of starting any time he pulls the starter cord. Which of the following the fifth pull of the starter cord? (1)(0.7) (0.3) (d) (1)(0.7)*(0.3) (0.7) (0.3) (1)(0.7) (0.3) (b) (e) (0.7)' (0.3) (c)
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Question 2: The following shows the distribution of customers satisfaction about a product categorized by age group. Using the table provided below answer the questions. Satisfaction Satisfied Neutral Dissatisfied Total Age Group 18 - 25 13 18 7 38 26 - 35 9 22 16 47 > 35 11 36 15 62 Total 33 76 38 147
11. A pediatrician records the number of ear infections that his patients have during the winter. A distribution of probabilities for number of ear infections is displayed below. Number of ear infections Probability | 1 0.08 3 4 0.08 0.28 0.35 0.16 0.03 0.02 a) What is the probability that a patient has less than 4 ear infections during the winter? b) What is the mean of the probability distribution? 12. A group of 330 people were surveyed. Their marital status was recorded along with answers to several questions. OD question asked was whether Social Life or Job contributes most to their general well-being. The results from this question appear in the table below. Widowed or divorced 56 Single (never married) 57 33 Married 69 Social Life Job 54 61 a) Find the probability that a randomly selected person chose Social Life. b) Find the probability that a randomly selected person is Married and chose Social Life. c) Find the probability that a randomly selected person chose Social Life…
Suppose that 30 percent of an adult population have an infectious disease and 40 percent have achronic disease. Assume that having an infectious disease is independent from having a chronicdisease. For each of the questions below perform the calculation using appropriate statisticalnotation.a. What is the probability that a person selected at random will have both diseases?b. What is the probability of having the infectious disease for people with the chronic disease?c. What is the probability of having the infectious disease for people without the chronic disease?d. What is the probability of not having the infectious disease for people with the chronicdisease?
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