Question a box contains 50 black balls and 30 red balls, Ask an Expert

Statistics

Question: A box contains 50 black balls and 30 red balls. Four balls are drawn at random from the box, one after the other, without replacement. Find the chance that

a) all four balls are black:

b) exactly three balls are black:

c) the first red ball appears on the last draw.

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M92638311

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

Suppose you are a statistics consultant hired to study

Suppose you are a statistics consultant, hired to study whether a tax on alcohol has decreased average alcohol consumption in Australia. For a given sample of randomly selected individuals, you are able to obtain the dif ...

A fair coin is flipped 100 times your friend proposes a bet

A fair coin is flipped 100 times. Your friend proposes a bet where if it lands on heads 49, 50, or 51 times, you win $4, but if it lands on heads more than 51 times or less than 49 times, you lose $1. Should you take the ...

You work at patty king home of the cinnamon roll breakfast

You work at Patty King, home of the Cinnamon Roll Breakfast Sandwich, as the manager of the early morning shift. You want to estimate the probability that at least 5 customers enter the store in the next 10 minutes. Woul ...

A survey found that people keep their televisions an

A survey found that people keep their televisions an average of 5.8 years. The standard deviation is 0.76 year. If a person decides to buy a new TV, find the probability that he or she owned the old one for the given amo ...

1 a chemical supply company ships a certain solvent in

1. A chemical supply company ships a certain solvent in 10-gallon drums. Let X represent the number of drums ordered by a randomly chosen customer. Assume X has the following probability mass function (pmf). The mean and ...

What is the appropriate statistical analysis to use t-test

What is the appropriate statistical analysis to use: t-test for two independent samples, t-test for dependent samples, ANOVA, or chi-square test of independence? Please identify and explain why it is appropriate. (a) A s ...

According to the same national collegiate athletic

According to the same National Collegiate Athletic Association data, the means and standard deviations of eligibility and retention rates (based on a 1,000-point scale) for the 2013-2014 academic year are presented, alon ...

Te number of accidents in a day in town a is given by x

The number of accidents in a day in town A is given by X , and the number of accidents in a day in town B is given by Y . The joint probability function for X and Y Y is f ( x , y )=964 x ! y ! for x =0,1,2,3 an ...

Rachel age 65 has begun establishing many different trusts

Rachel, age 65, has begun establishing many different trusts. Of the following beneficiaries listed in her trusts, who would be considered a skip person for purposes of the GSTT? I. Adam, age 25, her new husband II. Bart ...

Elle mae industries has a cash balance of 59000 accounts

Elle Mae Industries has a cash balance of $59,000, accounts payable of $195,000; inventory of $235,000; accounts receivable of $295,000; notes payable of $219,000; and accrued wages and taxes of $49,000. How much net wor ...

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