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Research Methods- multiple choice exam questions AND ANSWERS ALL CORRECT 2024 EDITION GUARANTEED GRADE A+

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Uploaded on September 16, 2024
Number of pages 14
Written in 2024/2025
Type Exam (elaborations)
Contains Questions & answers

what is a hypothesis
research methods multiple choice exam questions
what is the difference between interval and ordina
n an experimental design the dependent variable i
a researcher investigated the

Institution Research Methods- multiple choice exm qestions
Course Research Methods- multiple choice exm qestions

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Research Methods- multiple choice
exam questions AND ANSWERS ALL
CORRECT 2024 EDITION GUARANTEED
GRADE A+
What is a hypothesis?

1. The square root of the sum of squares of two shorter sides of a
triangle.
2. A prediction made to test a theory.
3. A set of ideas that drive an area of research.
4. A reliability measurement.
5. A set of related statements that explains a variety of occurrences
2. A prediction made to test a theory.
What is the difference between interval and ordinal variables?

1. The distance between points on the scale is equal across the range
of interval data.
2. Ordinal data can be ordered, but interval data cannot.
3. Interval variables contain only two categories.
4. Ordinal variables have a fixed zero point, whereas interval
variables do not.
5. Interval data can be ordered, but ordinal data cannot.
1. The distance between points on the scale is equal across the range
of interval data.
In an experimental design, the dependent variable is

1. The one that is not manipulated and in which any changes are
observed.
2. The one that is manipulated in order to observe any effects on the
other.
3. A measure of the extent to which personal values affect research.
4. An ambiguous concept whose meaning depends on how it is defined.
5. A variable that always systematically varies with the independent
variable.
1. The one that is not manipulated and in which any changes are
observed.
A researcher investigated the relationship between test length and
grades in an Introductory Psychology course. She conducted an
experiment and found that students taking long exams received better

, grades than students who took short exams. The independent variable
was

1. short exams
2. test grades
3. class size
4. gender of student
5. length of test.
5. length of test.
What is reduced in a quasi-experiment that an experiment always has?

1. Participants.
2. Control.
3. Confidence.
4. Number of observations.
5. Data.
2. Control.
Internal validity relates to

1. How much we can generalise the result to other situations.
2. How much we can generalise the result to other samples from the
same population.
3. How good the data are.
4. How well the data agree with the experimental hypothesis.
5. How well the features of the experimental design allow us to
relate the data to the experimental question.
5. How well the features of the experimental design allow us to
relate the data to the experimental question.
A stratified sample is one in which

1. Participants are selected in proportion of how they occur in the
population.
2. One participant leads to other participants in the same population.
3. Participants are selected because they are conveniently available.
4. Participants are selected entirely at random.
5. All of the above are true.
1. Participants are selected in proportion of how they occur in the
population.
Random selection of participants ensures that

1. We can generalise our results to the population.
2. Every potential participant has an equal probability of being
included.
3. We have controlled for experimenter effects.

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Exam (elaborations)

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