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A random sample of 985 "likely voters"-those who are judged to be likely to vote in an upcoming election-were polled during a phone-athon conducted by the Republican Party. Of those contacted, 592 indicated that they intended to vote for the Republican running in the election.
a. According to this study, the estimate for p, the proportion of all "likely voters" who will vote for the Republican candidate, is p = .601. Find a bound for the error of estimation.
b. If the "likely voters" are representative of those who will actually vote, do you think that the Republican candidate will be elected? Why? How confident are you in your decision?
c. Can you think of reasons that those polled might not be representative of those who actually vote in the election?
Make (a) a frequency table, (b) a histogram, and (c) a frequency polygon. Then describe the general shape of the distribution.
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the mean monthly rent for a sample of studio apartments in one city is 1260 with a standard deviation of 230. the
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Scores are whole values. The top 3% receive $500.00. what is the minimum score you would need to receive this award?
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A random sample of size 10 is selected from the N (20, 5) distribution. What is the probability that the variance of this sample exceeds 10?
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