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Paying for Prescriptions A medical researcher wishes to determine if the way people pay for their medical prescriptions is distributed as follows: 60% personal funds, 25% insurance, 15% Medicare. A sample of 50 people found that 32 paid with their own money, 10 paid using insurance, and 8 paid using Medicare. At a = 0.05 is the assumption correct? Use the P-value method. What would be an implication of the results?
Find an article that includes a least one statistic and print the article and highlight the statistics- Describes the meaning of the statistics.
Perform a complete test of hypotheses to determine if there is evidence to claim the tires produced by Machelin wear out too fast. Include a P-value with the test.
Plot the sample ranges on the R-chart. Analyze the pattern of the R-chart. Based on R-chart findings, is the process under statistical control? Explain and justify your answer
75 numbers are rounded off to the nearest integer and then summed. if the individual round-off error are uniformly
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alice has a ten-day vacation from school and she wants to spend some of it reading. beside her favorite comfy chair
Does the data set represent a sample or a population? If it is a sample, describe the population from which it has been drawn.
what are your thoughts and research regarding issues facing us? what decision making process needs to be implemented? i
two towns both have a mean income for their residents of 30000. the standard deviation of incomes of residents in
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