Ex. 7.1 The matrix below shows the correlations between ratings on nine statements about pain made by 123 people sufferi

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Ex 7 1 The Matrix Below Shows The Correlations Between Ratings On Nine Statements About Pain Made By 123 People Sufferi 1 (70.06 KiB) Viewed 57 times

Ex. 7.1 The matrix below shows the correlations between ratings on nine statements about pain made by 123 people suffering from extreme pain. Each statement was scored on a scale from 1 to 6, ranging from agreement to disagreement. The nine pain statements were as follows: 1. Whether or not I am in pain in the future depends on the skills of the doctors. 2. Whenever I am in pain, it is usually because of something I have done or not done. 3. Whether or not I am in pain depends on what the doctors do for me. 4. I cannot get any help for my pain unless I go to seek medical advice. 5. When I am in pain, I know that it is because I have not been taking proper exercise or eating the right food. 6. People's pain results from their own carelessness. 7. I am directly responsible for my pain, 8. relief from pain is chiefly controlled by the doctors. 9. People who are never in pain are just plain lucky. 1.00 -0.04 1.00 0.61 -0.07 1.00 0.45 -0.12 0.59 1.00 0.03 0.49 0.03 -0.08 1.00 -0.29 0.43 -0.13-0.21 0.47 1.00 -0.30 0.30-0.24 -0.19 0.41 0.6 1.00 0.45 -0.31 0.59 0.63 -0.14 -0.13-0.26 1.00 0.30 -0.17 0.32 0.37 -0.24 -0.15-0.29 0.40 1.00 Fit a correlated two-factor model in which questions 1,3,4, and 8 are assumed to be indicators of the latent variable Doctor's Responsibility and questions 2,5, 6, and 7 are assumed to be indicators of the latent variable Patient's Responsibility. Find a 95% confidence interval for the correlation between the two latent variables. a