Difference between a cross-sectional-longitudianl design

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Assignment:

Theory and method in studying aging and older adulthood

  1. What are the differences between metamodels of development (mechanistic, organismic, contextual, life-span development)?
  2. What is the main difference between a cross-sectional and a longitudianl design (developmental research designs)?
  3. What are the types of reliability and validity (measurement)?

Reference no: EM133374318

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