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For each of the following hypotheses, identify the 1) independent and dependent variables, 2) give an...

For each of the following hypotheses, identify the 1) independent and dependent variables, 2) give an operational definition for each, and 3) decide what research strategy(cross-sectional, longitudinal, or sequential), 4) type of design (experimental or nonexperimental), and (5) method of data collection (observational, individual testing, survey, or questionnaire) you would use to test each hypothesis.

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  1. Infants cared for in a home setting are more content.

Independent Variable:_________________Operational Definition:_____________________

Dependent Variable:__________________Operational Definition:_____________________

Research Strategy:___________________________________________________________

Type of Design:_______________________Data Collection: _________________________

  1. Adolescents raised in rural settings are less likely to get involved with drugs and violence.

Independent Variable:_________________Operational Definition:_____________________

Dependent Variable:__________________Operational Definition:_____________________

Research Strategy:___________________________________________________________

Type of Design:_______________________Data Collection: _________________________

  1. The importance of friendships diminishes as one ages.

Independent Variable:_________________Operational Definition:_____________________

Dependent Variable:__________________Operational Definition:_____________________

Research Strategy:___________________________________________________________

Type of Design:_______________________Data Collection: _________________________

  1. Only children are more self-centered than children with siblings.

Independent Variable:_________________Operational Definition:_____________________

Dependent Variable:__________________Operational Definition:_____________________

Research Strategy:___________________________________________________________

Type of Design:_______________________Data Collection: _________________________

  1. Children who learn to use a computer will be better students in school.

Independent Variable:_________________Operational Definition:_____________________

Dependent Variable:__________________Operational Definition:_____________________

Research Strategy:___________________________________________________________

Type of Design:_______________________Data Collection: _________________________

  1. Adults who enjoy their work will live longer.

Independent Variable:_________________Operational Definition:_____________________

Dependent Variable:__________________Operational Definition:_____________________

Research Strategy:___________________________________________________________

Type of Design:_______________________Data Collection: _________________________

  1. Older people with close family relationships will remain healthier.

Independent Variable:_________________Operational Definition:_____________________

Dependent Variable:__________________Operational Definition:_____________________

Research Strategy:___________________________________________________________

Type of Design:_______________________Data Collection: _________________________

Social-Sciences   psychology   
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Answer #1

Infants cared for in a home setting are more content.
Independent Variable: Care setting.
Operational Definition: Whether the infant is cared for at home or in an institution.
Dependent Variable: Infant contentment.
Operational Definition: The amount of time crying spells are absent.
Research Strategy: Cross sectional study.
Type of Design: Non experimental.
Data Collection: Observational.

Please post the other questions separately. As per our answering guidelines we are supposed to answer just one question or four sub parts of the same question.

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