Suppose the probability that you get an A in any class you take is .3, and the probability that you get a B is .7. To construct a GPA, an A is worth 4.0, and a B is worth 3.0. What is the expected value for your GPA? Would you expect to have this GPA separately for each quarter or semester? Explain.
Answer to relevant QuestionsRemember that the probability that a birth results in a boy is about .51. You offer a bet to an unsuspecting friend. Each day you will call the local hospital and find out how many boys and how many girls were born the ...Suppose you wanted to test your extrasensory perception (ESP) ability using an ordinary deck of 52 cards, which has 26 red and 26 black cards. You have a friend shuffle the deck and draw cards at random, replacing the card ...Find two lottery or casino games that have fixed payoffs and for which the probabilities of each payoff are available. (Some lottery tickets list them on the back of the ticket or on the lottery’s website. Some books about ...Suppose you wanted to simulate the birthdays (month and day, not year) of three children in one family by first choosing a month and then choosing a day. Assume that none of them were born in a leap year. a. What range of ...Find out how to do a permutation test for the difference in means for independent samples, and carry out the test using the data in Exercise 23. State the hypotheses you are testing and the results of the test. Explain how ...
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