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Twenty-five percent of the employees of a large company are minorities. A random sample of 7 employees is selected.
a. What is the probability that the sample contains exactly 4 minorities?b. What is the probability that the sample contains fewer than 2 minorities?c. What is the probability that the sample contains exactly 1 non-minority?d. What is the expected number of minorities in the sample?e. What is the variance of the minorities?
Probability Sampling Without Replacement Card Hands. A hand of 4 cards contains one card of each suit
Palo Alto College is planning to construct a rectangular parking lot on land bordered on one side by a highway. The plan is to use 480 feet of fencing to fence off the other three sides. What dimensions should the lot have if the enclosed area is ..
Raw materials A and B are used to make one of the target company's product the product must contain no more than 9units of A and at least 18units of B, it must cost no more than 300$, how much of each raw material should be used to maximize the we..
The ages of the members of a gym have a mean of 47 years and a standard deviation of 10 years. What can you conclude from Chebyshev's theorem about the percentage of gym
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Find three positive numbers whose sum is 54 and whose product is as large as possible and find the interior and boundary points only at which the absolute extrema of f(x, y) can occur.
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the number of students present in a large class, where x represents the number of hours of study required weekly. What is the rate of change of the number of students in the class with respect to the number of hours of study?
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Find the probability
Now, if you measured the tail length in centimeters instead of millimeters, what would be the slope of the regression line? (There are 10 millimeters in a centimeter.)
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