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Question 1 Consider a repeated measures design with I subjects, each undergoing J treatments. Describe how the ranks are computed in the Friedman test.
Question 2. (continued from Question 1) What is the null hypothesis being tested?
b. State the reduced regression models for testing for interaction and factor A and factor B main effects, respectively. Fit these reduced regression models.
In a poll of 1,004 adults, 93% indicated that restaurants and bars should refuse service to patrons who have had too much to drink. Construct the 90% confidence interval for the proportion of all adults who feel the identical way.
Construct a frequency distribution of grouped scores with approximately 11 intervals.- Is the distribution symmetrical or skewed?
Use graphical sensitivity analysis to find out range of probabilities of state of nature S1 for which each of decision alternatives has largest expected value.
Be sure the appropriate assumptions and conditions are satisfied before you proceed.
1. Three fair coins are flipped and the up face on each is observed. Find the probability that all heads or all tails are observed.
Critical Thinking: Discuss the implications of: magnitude (from 0 to 1); sign ( + or -); and probability versus causality for the Correlation Coefficient (also known as the Pearson Product-Moment Correlation Coefficient).
Discuss the subject matter in the article, and interpret the results and what the confidence interval and margin of error mean as they apply to the specific subject matter.
Is there statistically significant evidence that there is some straight-line relationship between the flows of cash into bond funds and stock funds?
Suppose X and Y are two random variables with joint PMF that is approximately bivariate normal. Suppose that observing X reduces your prediction standard deviation ofY by a factor of 2.5. What is the correlation between Y and X?
Solve the following problems in essay form (1 to 2 paragraphs for each problem is fine). Please show all work and show how you came up with the answer.
In the spring of 2002, residents of the United States were quite worried about the possibility of further terrorists attacks. To gauge the public's sentiment on this topic, the Gallup Poll asked 1002 U.S.
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