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Prepare a 700- to 1,050-word paper in which you interpret the statistical significance of a study.
• Select a study in a field of interest; this does not need to be directly related to health care.
o What statistical procedures are mentioned in the study?o What conclusions did the study reach? Are the conclusions appropriate? Why or why not?o Are the findings statistically significant? Why or why not? Describe the process you used to make this determination and provide the level of significance.
In the following questions, you should demonstrate your understanding of sampling distribution:
In a study of 24 criminals convicted of antitrust offenses, the average age was 55 years, with a standard deviation of 7.6 years. Construct a 98% confidence interval of the true mean age.
Results were analyzed using one -way ANOVA and included SSTR =7 , 102 and SSE = 10 ,511. Are all 8 tapes equally appealing on average? Determine p value?
Using multiple linear regression, compute the regression equation for the following data in Excel.
On randomly selected day, let X and Y, respectively, be proportions of time that the drive-in and walk-in facilities are in use. Determine the marginal density of X.
Calculate 95% and 99% confidence intervals for m. Using the 95% confidence intervals, can we be 95% confident that m is a least 50 pounds? Explain.
Types of digital cameras are equal, is there evidence of a difference in the mean battery life between the two types of digital cameras at the 95% confidence level?
Both days have sample standard deviations of 3.4. Is the average mean of size different from day 1 to day 2?
Joe is considering pursuing an MBA degree. He has applied to two different universities. The acceptance rate for applicants with similar qualifications is 25% for University A and 40% for University B.
Perception of Time- Randomly selected statistics students of the author participated in and experiment to test their ability to determine when 1 min(or 60 seconds) has passed.
How could your answer to part (A) change if you knew returns followed a skewed distribution instead of a normal distribution? Explain.
Consider different types of qualitative data collection and analysis methods and the ways in which they can support business decision making and strategies.
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