sampling

• Why is it important to consider the participants in a study?

  To determine if findings can be generalized
• What is the main topic of the video?

  Sampling in research methods
• What are the five sampling techniques discussed?

  • Random
  • Systematic
  • Stratified
  • Opportunity
  • Volunteer
• What is the definition of target population?

  All individuals in the study group
• What is generalization in research?

  Applying results from a sample to the population
• What is a key characteristic of random sampling?

  Everyone has an equal chance of selection
• How can a researcher create a random sample?

  By using a random number generator
• What is a strength of random sampling?

  It avoids researcher bias in selection
• What is a potential weakness of random sampling?

  It may yield an unrepresentative sample
• How does systematic sampling work?

  Selecting every Nth person from a list
• What is a benefit of systematic sampling?

  It removes researcher bias in selection
• What is a limitation of systematic sampling?

  It can still produce an unrepresentative sample
• What is an opportunity sample?

  A sample from available participants
• What is a strength of opportunity sampling?

  It is quick and easy to obtain
• What is a major drawback of opportunity sampling?

  It can lead to researcher bias
• What is a volunteer sample?

  Participants select themselves to join
• What is a benefit of using volunteer sampling?

  It can reach a large number of participants
• What is a potential issue with volunteer sampling?

  It may lead to volunteer bias
• What is a stratified sample?

  A sample that represents subgroups of a population
• How is a stratified sample created?

  By randomly selecting from identified subgroups
• What is a major advantage of stratified sampling?

  It produces a representative sample of the population
• What is a limitation of stratified sampling?

  It can be time-consuming and complex
• What does WEIRD stand for in psychology research?

  Western, Educated, Industrialized, Rich, Democratic
• Why is the WEIRD sample a concern in psychology?

  It may not generalize to other populations
• What is a criticism regarding historical psychology studies?

  They often ignored or underrepresented women
• What are the strengths and weaknesses of each sampling method?

  Strengths:

  • Random: Avoids researcher bias
  • Systematic: Quick with existing lists
  • Opportunity: Fast and easy to obtain
  • Volunteer: Reaches large participant pool
  • Stratified: Representative of the population

  
  

  Weaknesses:

  • Random: May be unrepresentative
  • Systematic: Possible unrepresentative sample
  • Opportunity: Researcher bias potential
  • Volunteer: Volunteer bias present
  • Stratified: Time-consuming and complex
• What is the purpose of the tutorial videos mentioned?

  To cover research methods for exams
• Who can access the tutorial videos on psych boost?

  Patrons at the neuron level and above
• What is the significance of the support from patrons?

  It allows the creator to teach part-time
• What is the final topic mentioned in the video?

  Experimental design