Submitted by: Submitted by syedAQ
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Category: Business and Industry
Date Submitted: 10/17/2016 12:24 PM
Q1. | Use descriptive statistics to summarize the data from the two studies. | |
| What are your preliminary observations about the depression scores? | |
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Ans: | a) The highest scores of depression are exhibited by Individuals who are |
| 65 years of age or older and have chronic health conditions like arthritis | |
| hypertension and/or heart ailment when compared those with good | |
| health | | | | | | | |
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| b) The means of depression scores across are similar indicating that these |
| depression scores may not be dependent on the location. | | |
| (refer "mean calculation" tab) | | | | | |
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Q2. | 2. Use analysis of variance on both data sets. | | | | |
| State the hypotheses being tested in each case. | | | | |
| What are your conclusions? | | | | | | |
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Ans: | Data from Medical-1 | | | | | | | |
| Hypothesis. | | | | | | | |
| H0:µ1 = µ2 = µ3 | | | | | | | |
| There does not exist significant difference in the mean depression scores of | |
| healthy people in the three locations, Florida, NewYork and North Carolina | |
| Ha:µ1 ≠ µ2 ≠ µ3 | | | | | | | |
| There exists a significant difference in the mean depression scores of healthy | |
| people in the three locations, Florida, NewYork and North Carolina | | |
| where: | | | | | | | |
| µ1= mean depression score of healthy people in Florida | | | |
| µ2= mean depression score of healthy people in New York | | | |
| µ3= mean depression score of healthy people in North Carolina | | |
| Rejection Rule: If the calculated...