Two alternate captains for the bronco hockey team
After practicing, the coach still has to decide on the two alternate captains for the Bronco hockey team. With 27 players to choose from, how many possible arrangements are there?
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There is a softball game at the company picnic. It is uncle bobs turn at bat. His probability of hitting a single is 0.35, of hitting a double is 0.25, of hitting a triple is 0.10, and not making it on base is 0.30. Once on base his probability of
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Consider 16 gallons of genetically modied tomatoes. Suppose that 75 % of those tomatoes have an increased resistance to pests, 50 % were engineered to have a longer shelf life, and 30 % have an increased resistance to pests and were engineered to
When an opinion poll calls residential telephone numbers at random, only 20% of the calls reach a live person. You watch the random dialing machine make 15 calls. X is the number that reach a live person.Does X have a binomial distribution?
A box of tulip bulbs contains six bulbs that produce yellow flowers and five bulbs that produce red flowers. Four bulbs are to be selected randomly WITHOUT replacement. Find the probabiltiy that: Exactly two of the selected bulbs produce red flowe
Two variables X and Y, have a strong linear correlation. Under what condition can you determine the direction of causality just from knowing the correlation coefficient?
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