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1. Assuming that the distribution is normal for weight relative to the ideal and 99% of the male participants scored between (-53.68, 64.64), where did 95% of the values for weight relative to the ideal lie? Round your answer to two decimal places.2. Which of the following values from Table 1 tells us about variability of the scores in a distribution?a. 60.22b. 11.94c. 22.57d. 53.663. Assuming that the distribution for General Health Perceptions is normal, 95% of the females' scores around the mean were between what values? Round your answer to two decimal places.4. Assuming that the distribution of scores for Pain is normal, 95% of the men's scores around the mean were between what two values? Round your answer to two decimal places.5. Were the body image scores significantly different for women versus men? Provide a rationale for your answer.6. Assuming that the distribution of Mental Health scores for men is normal, where are 99% of the men's mental health scores around the mean in this distribution? Round your answer to two decimal places.7. Assuming that the distribution of scores for Physical Functioning in women is normal, where are 99% of the women's scores around the mean in this distribution? Round your answer to two decimal places.8. Assuming that the distribution of scores is normal, 99% of HIV-positive body image scores around the mean were between what two values? Round your answer to two decimal places.9. Assuming that the distribution of scores for Role Functioning is normal, 99% of the men's scores around the mean were between what values? Round your answer to two decimal places.10. What are some of the limitations of this study that decrease the potential for generalizing the findings to the target population? (Grove 137)Grove, Susan K. Statistics for Health Care Research: A Practical Workbook. W.B. Saunders Company, 022007. VitalBook file.The citation provided is a guideline. Please check each citation for accuracy before use.
What is the probability that the sample mean will be at least 1000? Do you need to use the central limit theorism to answer this question? explain.
Evaluate and discuss the following hypothesis based on what you have learned about hypothesis statements. Should they be written differently, or are the sufficient the way they are stated?
What is the real world value of the y-intercept and slope in a regression equation? Other than statistics problems, why should I care?
Compare a three-month moving average forecast with an exponential smoothing fore-cast for a = 0.2. Which provides the better forecasts using MSE as the measure of model accuracy?
A previous study of nickels showed that the standard deviation of the weight of nickels is 150 milligrams.
Thermometers are normally distributed with a mean of O Celsius and a standard deviation of 1. OO Celsius, Find the probability that a randomly selected thermometer reads between - 2.23 and - 1.25 and draw a sketch of the region. The probability is..
He asks you to develop a proposal for the study and submit it to him. Develop the management-research question hierarchy that will help you to develop a specific proposal.
Suppose a study is constructed to test a claim, at a 0.05 signifigance level that a population proportion is 40%. A simple random sample of 750 subjects has a proportion of 42%.
A chance sample of 50 families revealed an average or median of $112,000 and a standard deviation of $40,000. What is the standard error of the average or median?
Stock increasing in price has no effect on the prices of other stocks. Assuming you are risk-averse and you could choose one of the two economies in which to invest, which one would you choose? Explain.
Find the power of the test designed to determine if the the new safety equipment is effective when the mean percent reduction is actually 2.3%. Assume that the population standard deviation is 12% and that α is 0.02. What is the power?
For the following, describe the target population, sampling frame, sampling unit and observation unit. Is there any selection bias or inaccuracy of responses?
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