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Mplus Users Guide v6.. - Muthén & Muthén

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CHAPTER 14Observation Cohort HD82 HD83 HD87 HD891 63 3 4 5 62 63 * 6 7 83 63 9 8 * 34 63 5 7 6 35 63 5 8 7 96 64 3 6 5 97 64 3 8 * 58 64 4 9 8 69 64 4 * 6 710 64 3 9 8 511 65 * 4 5 612 65 6 5 5 513 65 5 5 5 514 65 4 5 6 715 65 4 5 5 4The information in the table above represents how the data look beforethey are transformed. As a first step, each observation that does nothave complete data for 1982, 1983, 1987, and 1989 is deleted from thedata set. Following is the data after this step.Observation Cohort HD82 HD83 HD87 HD891 63 3 4 5 64 63 5 7 6 35 63 5 8 7 96 64 3 6 5 98 64 4 9 8 610 64 3 9 8 512 65 6 5 5 513 65 5 5 5 514 65 4 5 6 715 65 4 5 5 4The second step is to rearrange the data so that age is the timedimension. This results in the following data set where asterisks (*)represent values that are missing by design.438

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