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I deal myself 5 cards from a standard 52-card deck. Find the probabilities of each of the following events:
(a) 2 of a kind;
(b) 3 of a kind;
(c) 2 pair (e.g., 2 eights and 2 queens);
(d) a flush (5 cards all of the same suit);
(e) a full house (3 of one kind and 2 of another kind);
(f) a straight (5 cards in consecutive order).
Which is a possible value for the correlation of X and Y in the a) -0.75 b) 0 c) +1 d) +0.98
Seeds that germinated within 5 weeks after planting was recorded for each seed type. At the .01 level of significance, is the proportion of seeds that germinate dependent on the seed type?
Ten bolts were selected randomly from a production line and the diameter of each was measured. Why do these diameters not have a binomial distribution?
there are 1000 students in the senior class at a certain high school. the high school offers two advanced placement
suppose that the u.s. government decides to charge beer consumers a tax. before the tax 25000 cases of beer were sold
Let X equal the arrival time of the third elevator in Quiz 7.2. Find the exact value of P[W ≥ 60]. Compare your answer to the upper bounds derived in Quiz 7.2.
Two cards are drawn without replacement from a pack X measures hearts drawn and Y measures clubs drawn, both are random variables.
Assuming that the dogs did better than what would be expected with random guessing, did they do well enough to be used for actual medical diagnoses? Why or why not?
The owner of a fish market has an assistant who has determined that the weights of catfish are normally distributed, with mean of 3.2 pounds and standard deviation of 0.8 pound. What percentage of samples of 4 fish will have sample means between 3..
the lakeside boatworks is planning to manafacture three types of molded fiber glass recreational boats-a fishing bass
Determine the coefficient of determination. Assuming a direct relationship between the variables, what is the coefficient of correlation?
(i) Formulate the null and alternative hypothesis to Fruitco's management question. (ii) Conduct a hypothesis test for a single proportion at the 1% level of significance. (iii) What recommendation would you make to the Fruitco management? Justify.
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