Monday

June 27, 2016
Total # Posts: 14

**math**

a bag contains 3 oranges and 2 mangoes 2 fruits are drawn at random with replacement illustrate
*February 16, 2016*

**Probability**

Probability
*July 30, 2015*

**Algebra**

If you make a bunch of cookies, and ten of your friends wanted some cookies. There are, in total, 5 dozen (60) cookies. Each dozen is a different kind; chocolate chip, oatmeal, no-bake, peanutbutter, and gingerbread. If you put all 60 cookies in a tin, which I wouldn't ...
*April 28, 2015*

**math**

For his next trick, a magician will draw a “royal flush” – 10, Jack, Queen, King and Ace of the same suit – in the exact order without replacement. If there are no magic tricks and just pure randomness, what is the probability that he'll succeed?
*February 14, 2015*

**Statistics**

The arena has a policy of selling as many as 16 tickets for a show for which there are only 15 seats available. The manager has noticed in the past that only 88% of people who purchase a ticket annually come for the show. Find the probability that if 16 tickets are sold, not ...
*June 29, 2013*

**probability April-005**

X is a random variable following binomial distribution with mean 2.4 and variance 1.44 find P[X>5]
*April 18, 2013*

**probability April-005**

Q.4. X is a random variable following binomial distribution with mean 2.4 and variance 1.44 find P[X>5]
*April 18, 2013*

**probability April-005**

X is a random variable following binomial distribution with mean 2.4 and variance 1.44 find
*April 18, 2013*

**probability April-004**

In a random sample of 95 sections of pipe in a chemical plant, 16 showed signs of serious corrosion. Construct a 98% confidence interval for the true proportion of pipe sections showing signs of serious corrosion, using the large sample confidence interval formula.
*April 18, 2013*

**probability April-03**

How large a sample will we need to be able to assert with probability 0. 90 that the sample mean will not differ from the true mean by more then 2.5 units? Assume that it is known from past experience that
*April 18, 2013*

**probability April-02**

Suppose flaws occur on the surface of glass with density of 3 per square meter. What is the probability of there being exactly 4 flaws on a sheet of glass of area 0.5 square meter?
*April 18, 2013*

**math**

it is dark in room and i went to get two socks of he same colour from my drawer,which contains 26 red,24 blue and 34 brown socks.how many socks do i have to take from he drawer to get at least two socks of the each colour?
*September 8, 2012*

**math**

The University Entrance scores are normally distributed with a mean of 250 and a standard deviation of 30. What is the probability that a randomly selected student scored lower than 250?
*May 25, 2011*

**statistics**

A charity believes that when it puts out an appeal for charitable donations the donations it receives will normally distributed with a mean of $50 and standard deviation of $6, and it is assumed that donations will be independent of each other. (i) Find the probability that a ...
*February 15, 2011*

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