(Answered) Question 1 a class consists of 30 students of which 20 are

Statistics

Question: 1. A class consists of 30 students, of which 20 are freshmen and 10 are sophomores. If 5 students are selected at random, what is the probability that they will all be sophomores?

2. An urn containing an infinite number of balls has a proportion p of red balls, and the remaining portion 1 - P of black balls. Two balls are chosen at random. What value of p will yield the highest probability of obtaining one red ball and one black ball in any order?

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M92480412
Price:- $15

Verified Expert

Priced at $30 Now at $15, Verified Solution

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

The everly equipment companys flange-lipping machine was

The Everly Equipment Company's flange-lipping machine was purchased 5 years ago for $70,000. It had an expected life of 10 years when it was bought and its remaining depreciation is $7,000 per year for each year of its r ...

Want the 98 confidence interval when the sample size is 50

Want the 98% confidence interval when the sample size is 50, sample mean is 42 and sample standard deviation is 5. Keep three decimal places in your response.

Determine the sample size n needed to construct a 99

Determine the sample size n needed to construct a 99?% confidence interval to estimate the population mean when σ=24 and the margin of error equals 9.

The following is data a veterinarian collected from some of

The following is data a veterinarian collected from some of her clients. It is a rough estimate % of dogs weight and how long the dog lived estimate of dog's weight(xi) life span(yi) 20 ...

Please show all worka pair of dice is tossed and the face

Please show all work. A pair of dice is tossed and the face number of each die is recorded. Assuming the dice are fair, what's the probability of the sum of the die faces showing is even?

The computer systems department has 8 faculty 6 are tenured

The computer systems department has 8 faculty, 6 are tenured. A committee is formed of 3 faculty members. If members are submitted at random: - What is the probability all members of the committee are tenured? - What is ...

Suppose that 20 of men p20 and 15 of women p 15 are

Suppose that 20% of men (P=.20) and 15% of women (P= .15) are carriers of a particular genetic trait. That trait can only be inherited by a child if both parents are carriers. What is the probability that a child is born ...

Out ofnbsp350nbspapplicants for a jobnbsp158nbspare female

Out of 350 applicants for a job, 158 are female and 66 are female and have a graduate degree. Step 1 of 2: What is the probability that a randomly chosen applicant has a graduate degree, given that they are female? Expr ...

The accompanying table presents the number of individuals

The accompanying table presents the number of individuals by smoking and disease status. What are the odds that a smoker will get Disease A? That a nonsmoker will get disease A? What is the odds ration? Disease A Smokin ...

Amy wants to deposit money each year for the next five

Amy wants to deposit money each year for the next five years and each deposit to have $30,000 in real dollars currently and the inflation rate is 3% per year and the nominal interest rate is 9.18%. (Round off all answers ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Statistics and Probability Expert