NAME_____________________

PSYCHOLOGY 300: HUMAN DIVERSITY

Quiz 2: February 3, 2000

 

 

 

  1. Briefly describe the following developmental study designs:

    2. Longitudinal Design

    A sample of people of the same chronological age is followed up over a period of years and is periodically reexamined.

     

    Cross-sectional Design

    Different age groups of people are examined at the same point in time.

     

     

  2. According to the video, which characteristic does not appear to be influenced by genetics?

    3.  

    Romantic interests, mate selection.

     

     

  3. The squared correlation between X and Y gives what information about the variance ofX?

    4.  

    The amount of variance in X that can be explained by the variance in Y.

     

     

  4. Using either words or symbols, briefly define heritability.

    5.  

    Proportion of variance in a phenotype that can be explained by variance in the genotype.

    h2

    h2=VG/VP

     

  5. What is the difference between shared and non-shared environment in behavioral genetic studies?

Shared environment is made up of the experiences that the individuals have in common and non-shared environment

is made up of the experiences that are unique to the individual.