AP PSYCHOLOGY

RESEARCH METHODS THINKING CRITICALLY WITH PSYCHOLOGICAL SCIENCE

EXPERIMENTAL VARIABLES IN PSYCHOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is a volunteer sample?
A
All members of the target population have an equal chance of being selected.
B
Every nth member of a target population is selected to be in a sample.
C
The composition of the sample reflects the proportions of people in certain sub-groups (strata) within the target population / wider population.
D
The researcher selects anyone who happens to be willing and available at the time of their study
E
Involves participants selecting themselves to be a part of the sample.
Explanation: 

Detailed explanation-1: -Similar to a convenience sample, a voluntary response sample is mainly based on ease of access. Instead of the researcher choosing participants and directly contacting them, people volunteer themselves (e.g. by responding to a public online survey).

Detailed explanation-2: -A voluntary response sample is defined as a type of sample made up of self-chosen participants. These participants volunteer to take part in different research studies to share their opinions on topics that interest them. A voluntary response sample is made up of persons who volunteer to take research surveys.

Detailed explanation-3: -A volunteer sample is one where participants choose to join the research. The participants can opt to join the research by replying to adverts placed by the researcher about the topic and methods being used.

Detailed explanation-4: -Voluntary response sample: The researcher puts out a request for members of a population to join the sample, and people decide whether or not to be in the sample. Example-A TV show host asks his viewers to visit his website and respond to an online poll.

Detailed explanation-5: -Exactly as it sounds, volunteer sampling consists of participants who have volunteered themselves to take part in a study.

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