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Every hour, 10,000 cans of soda are filled by a machine, among which 300 underfilled cans are produced. Each hour, a sample of 30 cans is randomly selected and the number of ounces of soda per can is checked. Denote by X the number of cans selected that are underfilled. Find the probability that at least 1 underfilled can will be among those sampled.
What percent of the sample means will be greater than 162 seconds? What percent of the sample means will be greater than 153 but less than 162 seconds?
The sample mean is 2.59 and the sample standard deviation is .66. Conduct the following test using 95% level of confidence. Z-test for Unpaired data.
If the standard deviation of the amount of coffee dispensed is 0.4oz and the amount of coffee dispensed is normally distributed.
Figures for the yearly crime rate (the number of crimes per 1,000 population) in Mississippi, USA from 1993 to 2002 are as follows:
Utilizing form of Regression method which would give you highest performing model to forecast Sales. Utilizing your model forecast the sales
Explain why you would choose these two? What did you learn about correlation and causation while completing the course? Differentiate between correlation and causation.
correlation and regressiondebate the following statement correlation means causation. determine whether this statement
Find out the value of correlation coefficient. Make a regression model to predict winning percentage utilizing all of the data.
A company makes camshafts. The camshaft lengths need to be within a certain tolerance or they will not fit. They have produced x bar and s charts
How much difference does the choice of model make? Which forecasts do you trust the most, and why? (f) If you have access to Ward's Automotive Yearbook, check your forecasts.
hypothesis test for one sample meana survey of 50 clientsin january 08 fifty clients of a county mental health mental
A numerical error in preparing his or her income tax return. If 10000 forms are selected at random and examined. Find the probability that 6,7,8, of the forms contain an error.
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