Lesson 4.2.3.1.1
4.2.3.1.1 Aims, hypotheses and sampling Quiz: AQA Psychology, Unit 2
20 questions
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Lesson 4.2.3.1.1, Aims, hypotheses and sampling: 20 multiple choice questions for the AQA Psychology (7182), Unit 2: Psychology in context, written with Revision Ninja.
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The 20 questions
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What is a general statement of what a researcher intends to investigate called?
- Directional hypothesis
- Operational variable
- Research aim
- Non-directional hypothesis
-
What type of hypothesis predicts the specific outcome or direction of a study?
- Correlational hypothesis
- Directional hypothesis
- Non-directional hypothesis
- Null hypothesis
-
What type of hypothesis states a difference exists between conditions without specifying the direction?
- Causal hypothesis
- Null hypothesis
- Non-directional hypothesis
- Directional hypothesis
-
What term describes the whole group of people that a researcher wishes to study?
- Pilot group
- Target population
- Sample group
- Control group
-
Which sampling technique gives every member of the target population an equal chance of selection?
- Random sampling
- Opportunity sampling
- Stratified sampling
- Volunteer sampling
-
Which sampling method selects participants based on who is available at the time?
- Opportunity sampling
- Random sampling
- Systematic sampling
- Volunteer sampling
-
Which sampling technique relies on participants responding to an advert to take part?
- Systematic sampling
- Random sampling
- Opportunity sampling
- Volunteer sampling
-
Students sleeping eight hours perform better on memory tests than those sleeping four hours. What hypothesis type is this?
- Directional hypothesis
- Null hypothesis
- Non-directional hypothesis
- Correlational hypothesis
-
There is a difference in recall between morning and evening testing. What hypothesis type is this?
- Null hypothesis
- Directional hypothesis
- Causal hypothesis
- Non-directional hypothesis
-
Which sampling technique selects every Nth member from an ordered list of the target population?
- Stratified sampling
- Systematic sampling
- Opportunity sampling
- Random sampling
-
Which sampling method involves selecting subgroups in proportion to their frequency in the population?
- Volunteer sampling
- Systematic sampling
- Stratified sampling
- Opportunity sampling
-
Which sampling technique is used when a researcher selects whoever is available at the time?
- Stratified sampling
- Systematic sampling
- Volunteer sampling
- Opportunity sampling
-
What is the main limitation of using a volunteer sample in psychological research?
- Volunteer bias
- Social desirability
- Order effects
- Demand characteristics
-
What is a major advantage of using opportunity sampling in psychological research?
- High convenience
- High representativeness
- Zero researcher bias
- Equal selection chance
-
What type of hypothesis predicts no significant difference or relationship between variables?
- Directional hypothesis
- Null hypothesis
- Alternative hypothesis
- Non-directional hypothesis
-
Which sampling technique gives every member of a target population an equal chance of selection?
- Volunteer sampling
- Systematic sampling
- Opportunity sampling
- Random sampling
-
What does a stratified sample guarantee regarding key subgroups within a target population?
- Equal sample size
- Random assignment
- Proportional representation
- Participant anonymity
-
What term describes a sample composed exclusively of male participants?
- Gynocentric sample
- Stratified sample
- Androcentric sample
- Random sample
-
What term refers to the complete list of target population members used in sampling?
- Population parameter
- Target sample
- Experimental group
- Sampling frame
-
Which limitation arises when participants choose whether to join a psychological study?
- Demand characteristics
- Investigator bias
- Order effects
- Self-selection bias
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