AP Psychology: Science Practices - Set E

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10 Terms

1

Population

the entire group a researcher wants to draw conclusions about through a study

<p>the entire group a researcher wants to draw conclusions about through a study</p>
2

Sample

a selected subset of a population that will be part of a research study

<p>a selected subset of a population that will be part of a research study</p>
3

Representative sample

a selected subset of a population that accurately reflects the characteristics of the population as a whole

<p>a selected subset of a population that accurately reflects the characteristics of the population as a whole</p>
4

Random sampling

when members from a population are chosen in a such way that each individual in the population has an equal chance of being selected to be in the sample

<p>when members from a population are chosen in a such way that each individual in the population has an equal chance of being selected to be in the sample</p>
5

Convenience sampling

when a researcher chooses a sample based on people who are readily available to participate

<p>when a researcher chooses a sample based on people who are readily available to participate</p>
6

Representation of participants

an indication of how well a sample of participants in a study represents the larger population researchers are interested in

<p>an indication of how well a sample of participants in a study represents the larger population researchers are interested in</p>
7

Experimental group

the group in an experiment that receives the variable being tested

<p>the group in an experiment that receives the variable being tested</p>
8

Control group

the group in an experiment that does not receive the variable being tested

<p>the group in an experiment that does not receive the variable being tested</p>
9

Single-blind study

a study in which the participants are unaware of whether they are in the control group or the experimental group, but the researcher knows the members in each group

<p>a study in which the participants are unaware of whether they are in the control group or the experimental group, but the researcher knows the members in each group</p>
10

Double-blind study

study in which neither the experimenter nor the subjects know which subjects are in the experimental and control groups

<p>study in which neither the experimenter nor the subjects know which subjects are in the experimental and control groups</p>