The following joint frequency distribution table shows responses from a sample of 264 unionized employees on how their union president handled a recent labour action. Employees were categorized by age group and by their level of approval. Age Group Under 25 25 to 40 Over 40 Total Approve Disapprove 15 36 31 39 106 36 45 96 Indifferent 21 15 26 62 Report answers accurate to 4 decimal places. Do not convert to percent. 1. What is the probability that a randomly selected employee: a. was indifferent or disapproved? 0.0000 b. was in the 25 to 40 age group and was indifferent? 0.0000 Total 72 82 110 264

The following joint frequency distribution table shows responses from a sample of 264 unionized employees on how their union president handled a recent labour action. Employees were categorized by age group and by their level of approval. Age Group Under 25 25 to 40 Over 40 Total Approve Disapprove 15 36 31 39 106 36 45 96 Indifferent 21 15 26 62 Report answers accurate to 4 decimal places. Do not convert to percent. 1. What is the probability that a randomly selected employee: a. was indifferent or disapproved? 0.0000 b. was in the 25 to 40 age group and was indifferent? 0.0000 Total 72 82 110 264

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Related questions

Q: An individual has 30% probability of making a half-court shot independent of other shots taken.…

A: Given: n = 4 p = 0.3

Q: 5. I asked my Facebook friends to complete a two-question survey. They answered the following ques…

A: Given information: Coffee Tea Total Female 37 24 61 Male 22 31 53 Total 59 55 114

Q: B: assuming that betting is independent of gender, compute the probability that an adult from this…

A: Note: Hi there! Thank you for posting the question. As there are multiple sub parts, according to…

Q: A group of potential customers were asked whether they preferred Coca-Cola products or Pepsi…

A: Solution

Q: x 1 5 11 16 26 36 y 39 47 73 100 150 200 Σx = 95, Σy = 609, Σx2 = 2375, Σy2 = 81,559, Σx y =…

A: Regression problem

Q: Out of the 30 college students who visited campus health center yesterday, 9 receieved prescriptions…

A: M F P 630 330 P(P)=6+330=930 N 930 1230 P(N)=9+1230=2130 P(M)=6+930=1530 P(F)=6+930=1530…

Q: In a factory producing light bulbs, the quality control team randomly selects 100 bulbs from a batch…

A: The number of selected bulbs, n=100.The number of defective bulbs, x=10

Q: 2. The probability that a person has a received a vaccination for a certain is illness is .48.…

A: Given: p=0.48 n=8 Let X~B(n,p)

Q: Which of the following is true of subjective probability? A.) it is a measure of the frequency of a…

A: Introduction: It is required to choose the correct option regarding subjective probability.

Q: 3. At the time of the Avery case, there were 165,814 African-Americans in the Fulton County…

A: Suppose there is a finite population of size N that contains exactly K objects that has a specified…

Q: Based on a smartphone survey, assume that 56% of adults with smartphones use them in theaters. In a…

A: We have to find out given probability...

Q: 4. Recently, the J & J vaccine was paused because 6 women had blood clots out of 6.85 million people…

A: Probability is chance of occurrence. The probability is calculated as ratio of number of favourable…

Q: 11. In a survey of high school students, 288 students indicated that they played organized sports…

A: Step 1:To find the probability that a randomly selected student indicated they played organized…

Q: 2. A survey of publishing jobs indicates that 92 percent are completed on time. Assume that three…

A: Probability that publishing job is not delayed= 0.92 Let X be the number of jobs completed on time.…

Q: 17 cars were parked at XYT Tower one day. a. What is the probability that there are more than 10…

A: If each trial has only two possible outcomes, that is, success and failure, the probabilities of…

Q: You are planning a sample survey of small businesses in your area. You will choose an SRS of 150…

A: We have to find out given mean and probability..

Q: 3. A recent article in the Journal of Urban Chicken Farmers reported the fraction of chickens that…

A: The distribution:Denote X1, X2 and X3 as the numbers of chickens out of the n = 18 tested chickens,…

Q: Organ Donors USA Today provided information about a survey of 5100 adult Internet users. Of the…

A: There are 100 adults who are randomly selected from each state and the District of Columbia.

Q: If a randomly selected company is a large company, what is the probability that it offered stock…

A: d) From the table it is clear that, There are 369 companies. Number of large company offered stock…

Q: A certain state has the highest high school graduation rate of all states at 75%. a. In a random…

A: GIVEN DATA P(graduate) = p = 0.75sample size n = 10x = no. of graduatesP(x=X) =…

Question

3. What is the probability of selecting an employee that was in the over 40 age group from a group of employees that:

a. was indifferent?

b. did not disapprove?

c. was not in the 25 to 40 age group and was indifferent? 0.0000
d. was in the over 40 age group or disapproved? 0.0000
e. was not in the over 40 age group or disapproved ? 0.0000
f. was not over 40 and also was either indifferent or disapproved? 0.0000
2. Given that the employee was in the 25 to 40 age group, what is the probability that
the employee:
a. was indifferent? 0.0000
b. did not disapprove? 0.0000

The following joint frequency distribution table shows responses from a sample of 264
unionized employees on how their union president handled a recent labour action.
Employees were categorized by age group and by their level of approval.
Age Group
Under 25
25 to 40
Over 40
Total
Approve Disapprove Indifferent
15
36
21
36
31
15
45
39
26
96
106
62
Report answers accurate to 4 decimal places. Do not convert to percent.
1. What is the probability that a randomly selected employee:
a. was indifferent or disapproved? 0.0000
b. was in the 25 to 40 age group and was indifferent? 0.0000
Total
72
82
110
264

Video Video

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1: What is contingency table?

VIEW

Step 2: Step by step explanations:

VIEW

Solution

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 3 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

2. The probability that a person has a negative side effect from a medication is .08.Suppose you treat 12 people. Assume they are independent.a. What is the probability that exactly 2 of them have a negative side effect?
6. Clinical trials have shown that 90% of the patients with severe migraine experience relief of their pain after taking the drug Nimodipine. Suppose 15 migraine patients try Nimodipine. a. What is the probability all of the patients experience relief? b. What is the probability only 10 patients experience relief? What is the probability at least 12 patients experience relief? d. What is the probability at most 10 patients experience relief? e. How many are expected to experience relief?
7. Aaron purchased 19 video games. The defect rate for these types of video games is 1.8%. What is the probability that at least three of the video games he purchased are defective?
3. Assume that 12% of people are left-handed. You are trying to find 3 left-handed individuals to interview for an article. Assuming that everyone you approach is willing to be interviewed ... a) what is the probability that you need to approach exactly 6 people to find 3 left-handed individuals? b) what is the probability that you need to approach 6 or more people to find 3 left-handed individuals? c) what is the expected value of the number of individuals that you will need to approach to find 3 left- handed individuals?
What requirement must be met to be a true random sample? A.The probability of selecting one individual is independent of selecting another individual. B. The probability of being selected stays constant from one selection to another. C. Each individual has an equal chance of being selected for the sample. D. All of the answers are correct. E. Sampling is done with replacement.
The amount of coffee that people drink per day is normally distributed with a mean of 16 ounces and a standard deviation of 5.5 ounces. 35 randomly selected people are surveyed. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X - N b. What is the distribution of ? T - N( c. What is the probability that one randomly selected person drinks between 15.7 and 16.1 ounces of coffee per day?
The following table gives data on the marital status of women aged 25 to 29. These proportions tell us the probability of the marital status of a randomly selected woman. Marital Status Never Married Married Widowed Divorced Proportion ??? 0.494 0.005 0.046 1) What percentage of women aged 25 to 29 have never been married? 2) What is the probability that a randomly chosen woman is not currently married?