How to practice topic:2-designing-research

Attempt a question, record the concept and assumptions, then check the available answer. Rework mistakes after revising the relevant concepts. Topic tags can overlap; review the question context.

Questions 1–7 of 7. Imported answers require independent review unless marked reviewed.

Topic practice 7 questionsPage 1 of 1

Question 40

Open question
XH-C5MCQ1 markNeeds review
A simple random sampling is one that satisfies:
Condition A: Each member of the population has an equal chance of being selected.
Condition B: Selection of every possible combination of desired number of members is equally likely.
Condition C: Selection of a sample is based on pre-decided criteria.
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Question 39

Open question
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Specific description of a variable that allows it to be measured is called:
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Question 52

Open question
XH-C5MCQ2 marksNeeds review
Match the concept to the correct answer :
P. Confounding Q. High internal validity R. High external validity S. Placebo effect
i) We can draw clear causal conclusions from an experiment. ii) Presence of an uncontrolled variable creates uncertainty as to whether the dependent variable was influenced by the independent variable. iii) Participant improves becase of the expectation of receiving a treatment, not because of the treatment itself. iv) The results of a study generalize to other settings and populations.
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Question 27

Open question
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In a sampling design, where every Kth case is selected from a random starting point with the value K kept constant throughout, is an example of ________.
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Question 29

Open question
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A researcher performs an experiment to learn if room temperature affects the amount of aggression displayed by college students under crowded conditions in a simulated prison environment. In this experiment, the independent variable is:
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Question 45

Open question
XH-C5MSQ2 marksNeeds review
Tentative answer(s) to a simple research problem that is/are expressed in the form of a clearly stated relationship between independent and dependent variables is/are called:
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Question 46

Open question
XH-C5MSQ2 marksNeeds review
Independent variable(s) is/are also known as:
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