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A bridge hand consists of 13 cards dealt at random from an ordinary deck of 52 playing cards.
a) How many possible bridge hands are there?
b) Find the probability of being dealt a bridge hand that contains exactly two of four aces.
c) Find the probability of being dealt an 8-4-1 distribution, that is, eight cards of one suit, four of another, and one of another.
d) Determine the probability of being dealt a 5-5-2-1 distribution.
e) Determine the probability of being dealt a hand void in a specific suit.
Sketch the areas under the standard normal curve over the indicated intervals, and find the specified areas.
Name the inferential statistical test that would be used for the method of training and why?
If we are dealing with non-normal data we use Chebychev's Theorem. While not as precise, it does provide some level of utility. If we use Chebychev
a) Specify the null and alternate hypotheses for testing that the population correlation is negative. b) Calculate the estimate of the population correlation coefficient between X and Y.
Suppose they solicit 400 customers one day, and find that 250 of them have a Grayson's card. Assume that 60% of all Grayson's customers have a discount card, what is the probability of getting a sample proportion of at least 250 / 400=0.625?
Given the following data on Asian and European Share of U.S. Light Truck Sales(1990-2003): Which trend model is best, and why? If none is satisfactory, explain.
You have 4 groups that you are trying to find if there is a difference in any of the population means. In each group there are 7 observations. The given level of significance is an alpha of .005. Your MSA is 6,200 and your MSW is 1,000. Will you r..
Following sample data shows the weekly closing price of ABC stock. Compute the sample mean and variance from this data set.
Identify each of the following variables are qualitative or quantitative
First step of analytical hierarchy process doesn't include?
After a logarithmic transformation, we obtain the following regression result of Cobb-Douglas production formula for a firm:
When someone buys a ticket for an airline flight, there is a 90% probability that a person will not show up for the flight. Air America books 15 people on a commuter flight that can only seat 13 passengers.
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