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Among those taking the Graduate Record Exam, 18 people are randomly selected. This group had a mean score of 550 and a population standard deviation of 140. What is the 95% confidence interval for the population mean for the GRE test. Identify the point estimate for the mean and the margin of error. Required minimum-1 page
Prepare a report with your rankings of the judges. Also include an analysis of the likelihood of appeal and case reversal in the three courts. At a minimum, your report should include the probability of cases being appealed and reversed in the thre..
What is the test value? A sociologist wants to determine if the life expectancy of people in Africa is less than the life expectancy of people in Asia. Calculate the critical value. Use a=0.05.
The manager of a local bank wants to estimate the average amount held in checking accounts by the customers. A random sample of 30 customers is selected, and the results indicate a sample average of $4,750 and a sample standard deviation of $1,200..
If the probability that it will rain tomorrow is 0.33, then what is the probability that it will not rain tomorrow?
The probability that it is a camper with Canadian license plates is 0.09. What is the probability that a camper entering the Luray Caverns has Canadian license plates?
If you draw a ball, record the color then draw a second without replacing the first ball, what is the probability of choosing two green balls?
Ccompute the test statistic, and at 95% confidence, test the hypotheses. What is the p-value associated with the sample results? What is your conclusion based on the p-value?
You are Supervisor or Research for Doggie Heaven Biscuit Company. Your scientists have developed a new dog biscuit for the treatment of doggie breath.
Its mean is 139 and its standard deviation is 12. Approximately how many terms can you expect to find between the values of 115 and 163?
test the hypothesis that the intake of linoleic acid in this group is lower than that of the general population. Also, compute a p-value for the hypothesis test.
Cards are drawn one by one from a standard deck of 52 cards. Let X be the number of draws up to and including when the first diamond is drawn. If the cards are replaced in the deck, determine E(X). If the cards are not replaced in the deck, determ..
Assume the probability that a person has the desease is 0.09 for all people, independently of each other, and compute the expected number of tests necessary for the entire group of 154 people.
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