MOD .03 QUIZ

Why do we have operational definitions?

• To increase the cost of the study

• To make the study more complex

• Needed for replication of studies

• To reduce the number of participants

Match

• Naturalistic observations

• The group being studied

• population

• a sample that fairly represents a population

• case study

• A descriptive technique in which one individual or group is studied in depth in the hope of revealing universal principles

• random sample

• A non-experimental technique of observing and recording behavior in naturally occurring situations

A survey is a data collection tool used to ​ (a)   information about individuals. Surveys are commonly used in psychology research to collect ​ (b)   data from study participants. A survey may focus on factual information about individuals, or it might aim to obtain the opinions of the survey takers.

• self-report
• gather
• observe
• analyze
• interview

Replication (repeat) repeating the same ​ (a)   or research with different ​ (b)   in different situations to get the same results. Helps further prove or disprove the ​ (c)   .

• tests
• participants
• theory
• variables

Replication is when one scientist

• copies another scientist's experiment.

• laughs at another scientist's experiment.

• repeats their own experiment several times.

• clones another scientist.

Operational Definition: a carefully worded ​ (a)   of the ​ (b)   procedures used in a research study.

• statement
• exact
• general

Tina has a classmate perform her same experiment the exact same way she did. Why does her friend expect the results from both experiments to be the same?

• The friend is stealing Tina’s experiment.

• Tina made a mistake during her experiment

• Experiments don't need multiple trials.

• Experiments should be replicable by others.

Match the following

• describes behavior

• descriptive research

• questions asked and self reported

• hypothesis

• backed by research

• survey

• a guess

• theory

If I am conducting research on junior girls and Valley high school (my population) what group below should I eliminate when conducting my research (my sample)?

• Valley Students

• Girls

• Juniors

• Freshmen

What is a problem with surveys?

• the are easy

• they arecheap

• people could lie

• they give data