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There are 34 students in your statistics section. You want to choose an SRS of 3 of these students. A correct way to assign labels to the 34 students before using the random digit table is
(a) 00, 01, 02, ..., 33. (b) 00, 01, 02, ..., 34. (c) 01, 02, 03, ..., 34.
(d) all three are correct. (e) only (a) and (c) are correct.
Is it possible to start labeling with "00"?. Or must a label begin with 01. In other words, what is the answer to this question?
What percentage of 25-year-old mean are over 6 feet 2 inches tall? What percentage of men in the 6-footer club are over 6 foot 5 inches?
Girl B throws 15 times, with a prob. of success = 0.2. And girl C throws 20 times, with a probability of success equal to 0.1. Determine the probability that the target will get hit at least 12 times.
a student randomly guesses at 20 multiple choice questions. each question has four possible answers with only one being
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Get the data on eruption times and waiting times between eruptions of the Old Faithful geyser from the website. Estimate the mean waiting time and give a standard error for the estimate. Also, give a 90 percent con?dence interval for the mean wai..
At the present we are able to fit continuous data with several different models. One way to check the adequacy of the fit is with a probability plot. Consider that following small data set consisting of five observations.
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The casino game craps is based on rolling two dice. Here is the assignment of probabilities to the sum of numbers on the up face when two dice are rolled:
Estimate mean and variance using the method of moments estimators - Find an unbiased estimate for variance and calculate the standard deviation and variance for this sample.
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in a certain town 40 of the people work for the federal government. the table shows the probability distribution for
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