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WorksheetsHypotheses and variables 2
Total questions: 14
Worksheet time: 7mins
Identify the dependent variable in 'Women who receive
hypnosis report lower pain scores during labour
than women who do not'
receiving hypnosis or not
pain scores
type of labour
Identify the dependent variable in 'Higher income people gain higher intelligence test scores than lower income
people.'
test scores
intelligence
income
higher income and lower income
Identify the independent variable in 'People who play the computer game Super Soccer Star on an expert level score more goals in a five-a-side game than those who
play on amateur level.'
game scores
expert level and amateur level
goals
Identify the independent variable in 'Drinking an energy drink improves the time it takes GCSE Psychology
students to answer a 9-mark exam-style question.
Type of question given to students/how much they write.
Time taken to complete a 9-mark question
Whether participants have drunk an energy drink or not.
What students have eaten or drunk recently.
Identify the independent variable in 'People who say they are religious are more likely to gain a higher score on a
paranormal belief questionnaire (when a high score
indicates a strong belief).'
Participants’ paranormal belief score.
Whether participants say they are religious or not.
Questionnaire outcomes
Which one of these is an alternative hypothesis?
There is no difference in the intelligence test scores of people with large brains and those who have small ones.
Do people with larger brains have higher intelligence test scores than those who have smaller brains?
Participants with larger brains have higher intelligence test scores than those who have smaller brains.
To observe whether people with larger brains have higher intelligence scores than those with smaller brains.
Which one is the null hypothesis?
There is no difference in the concentration test scores of participants who have more or less than four hours’ sleep a night.
I believe there is no difference in the concentration test scores of participants who have more or less than four hours' sleep a night,
I believe there is no difference in concentration whether participants sleep more or less than four hours per night.
Is there no difference in concentration levels whether participants sleep more or less than four hours?
Which of these statements is correct?
A null hypothesis suggests the alternative hypothesis is right.
Any hypothesis needs to be operationalised. This means clear and precise.
An alternative hypothesis always suggests no relationship between the variables.
Any hypothesis must include at least two independent variables or it is not operationalised.
In an experiment the independent variable is the thing that is:
altered
measured
manipulated or changed
In an experiment the variable that the researcher measures is the:
dependent variable
independent variable
extraneous variable
An extraneous variable is
a variable that can change the IV if not controlled
the variable that gives the study extra value
a variable, other than the IV, that needs to be controlled so it doesn't affect the DV
Anything extra that needs to be controlled
A hypothesis should be ...................about what will happen in a study.
an aim
a prediction
a statement
a suggestion
When writing an alternative hypothesis it is important to
say the opposite of a hypothesis
include two DVs and one IV
include two IVs and the DV
An alternative hypothesis is predicting the opposite to the
the null hypothesis
hypothesis
