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Find the standard deviation of the number of 5s when a die is rolled 50 times. 2) A test of the lymphatic system of the population of scottish children with a rare genetic disease is given below. 130.841, 136.526, 133.376, 133.533, 134.571, 128.196, 128.882, 134.061, 131.239, 134.966, 136.589, 132.597, 135.862, 130.697, 129.827, 132.876. what is the mean of the data? what is the standard deviation of the data?
Compute the forecasts for each month using exponential smoothing with an initial forecast for January of $1.80. Use α =.1, then α =.3, and finally α =.5. Using MAD which is the best
Lungs and smoke, again. Based on the statistics in given Exercise, what's the probability that someone with the lung condition was a smoker?
The probability of dancing at least once that year was 0.077. Why is it not correct to conclude that the probability of flying a kite or dancing was 0.100?
Use a rank correlation coefficient to test for a correlation between two variables. Use a significance level of α=0.05.
1.on a certain airline the chance the early flight from atlanta to chicago is full is 0.8. the chance the late flight
BRAND SELECTION A druggist wishes to select three brands of aspirin to sell in his store. He has five major brands to choose from: A, B, C, D, and E.
consider the following data for two independent random samples taken from two normal populations.sample 1 10 7 13 7 9
In a medical student review of the study, the student claimed that "treatment with surgery resulted in poorer outcomes than treatment with splinting." Use a 0.10 significance level to test the student's claim.
The short paper needs to be turned in through the assignment section for grading. If you use any of the information from your sources word-for-word, you must cite the source by using endnotes or footnotes. If you read the information and write it ..
Indicate which of the following situations involve descriptive statistics and which involve inferential statistics:
a final exam in math 160 has a mean of 73 with a standard deviation of 7.8. 40 students are randomly selected and
Another consumer agency tests (in exactly the same manner) tires from the same batch of tires tested by the agency in Problem 20.
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