Is claim is true even without a formal test
Is is true that if the claim says that the population mean is greater 200 and the sample mean is 215, we can say that the claim is true even without a formal test?
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A random sample of 2000 students showed that 860 were in favour of more movies on campus. Calculate the sample proportion for this result? Give your answer as a decimal fraction to 2 decimal places.
What is considered a medium effect size for a t test for dependent means?
Generate a 95% confidence interval for the difference in mean numbers of cups of coffee consumed between men and women.
A random group of apartments was selected from a city to analyze the number of bedrooms they have. Is there evidence to reject the hypothesis that the apartments are equally distributed between 1-bedroom, 2-bedroom, and 3-bedroom apartments, at al
A sample of 4 axles is inspected each hour for process control purposes, and records are kept of the sample mean diameter. What will be the mean and the standard deviation of the numbers record.
Formulate the preceding problem into linear programming format. Use the seven question and table approach. Work center 2's constraint is:
How would I solve this statistics question. In a gallop pill of 1,038 adults ,540 said that second-hand smoke is very harmful. What percentage of adults who said second-hand smoke is very harmful?
What are the limits of the 99% prediction interval of the daily sales in dollars of an individual grocery store that has spent $3000 on advertising expenditures? The distance value for this particular prediction is reported as .164.
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