No student devices needed. Know more
10 questions
Which of the following would help to improve the 'ecological validity' of an experiment?
Doing the experiment at the normal time of day for that activity
Doing the experiment in a different room to normal
Doing the experiment in controlled conditions
Doing the experiment with everyone all at the same time
Tick ALL the following types of experimental design which DO NOT provide order effects:
Independent groups
Matched pairs
Repeated measures
Which 'experimental design' produces the highest amount of participant variables?
Independent groups
Matched pairs
Repeated measures
Please tick ALL the statements below that refer to 'opportunity sampling':
It is quick and easy to produce
The sample is likely to be very biased
The sample is not likely to be representative
The sample will always contain a mix of genders
Please tick ALL of the statements that are true for stratified sampling:
The sample avoids researcher bias
The sample is likely to be representative
The sample involves selecting participants from each sub group of the target population
The sample is quick and easy to create
Which variable within an experiment is the one that is changed to see what effect is has?
Independent variable
Dependent variable
Extraneous variable
Confounding variable
Which variable within an experiment is the one that needs to be controlled so that it doesn't accidentally affect the results?
Independent variable
Dependent variable
Extraneous variable
Confounding variable
"The amount of breakfast you have to eat will have no effect on your level of concentration in the morning".
What type of hypothesis is this?
Null hypothesis
Alternative hypothesis
Directional hypothesis
Non-directional hypothesis
Tick all of the statements below that are true for a 'laboratory experiment'
The experiment takes place in a laboratory
All of the variables are carefully controlled
The results are considered to be very reliable
The results are true to real life situations
Tick all of the statements below that are true for a 'natural experiment'
It can take a very long time to achieve the results
Some of the variables are carefully controlled
The experiment takes place in a natural environment
Demand characteristics are unlikely to be present
Explore all questions with a free account