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1. An urn has two white and three green balls. A number is selected at random from 1; 2; 3; 4; 5, and then that many balls are taken out from the urn. Find the probability that they are all green.
2. An urn has five white and five green balls. Five balls are drawn at random without replacement. Find the probability that in each odd-numbered draw a green ball is drawn.
3. On a table, there are two dice. One is a fair die, and the faces of the other die are 1, 1, 2, 2, 6, 6. One die is selected at random and rolled, and it gives a six. What is the probability that it was the fair die?
Telephone calls arrive at a switchboard in a Poisson process at the rate of 2 per minute. A random one-tenth of the calls are long distance.
question consider rolling a pair of fair dice.a what is the probability that the number of dots on the upward side of
a company is sued for job discrimination because only 19 of the newly hired candidates were minorities when 27 of all
If light bulbs have lives that are normally distributed with a mean of 2500 hours and a standard deviation of 500 hours, what percentage of light bulbs have a life less than 2500 hours?
low reliability of the variables reduces the correlation coefficient becausea. the deviation scores are less likely to
hello i need your help to write 4 pages long essay format about how did we identify a business problem develop
a purse contains 101 in anthony dollars and 1 in pennies. smith is allowed to draw and keep coins one at a time until
Find the probabilities that in 1 hour (a) there are between 23 and 26 calls inclusive, (b) more than 30 calls, using the normal approximation to the poisson distribution.
An example of how to calculate the tax liability using the tax rate table and the tax rate formula for a taxpayer with taxable income of $55,000, filing status married filing jointly.
an automobile insurance firm wants to find the average amount per claim for auto body repairs. its summary records
Can you create descriptive statistic from the information and what is the highest level of school you have completed or the highest degree you have received?
there are 30 tennis balls in a box of which 18 are new and have never been used. three of the 30 balls are selected at
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