Second-hand smoke is very harmful
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?
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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
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?
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:
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.
what statistical test should be used to analyze the data? Identify Ho and Ha for this study, conduct the appropriate analysis, and should Ho be rejected? what should the researcher conclude?
If 4% of the population catch a certain disease, find the probability that in a group of 200 people, 3 will get the disease. This approximates a Poisson.
Can we conclude, at the 0.05 level of significance, that the mean lifetime of light bulbs made by this manufacturer differs from 55 months? Perform a two-tailed test.
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