A research that seeks to explain a class of situations or events rather than a single one is known as
A. Basic research
B. Applied research
C. Nomothetic research
D. Idiographic research
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Researchers who conduct observational studies typically use a combination of time sampling and situation sampling to achieve
A. nominal scales of measurement
B. representative samples of behaviour
C. maximum interobserver reliability
D. internally valid samples of behaviour
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"Research is a systematic investigation to find answers to a problem". Who said these words?
A. Kerlinger
B. John W. Creswell
C. Burns
D. Earl Robert Bobbie
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Which of the following is not a kind of independent variable?
A. Task variable
B. Environmental variable
C. Subject variable
D. Experimentel variable
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When people strongly want to believe a treatment is successful then it result into?
A. Placebo biases
B. Expectancy biases
C. Personal bias
D. None of these
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When a scientist which is to generalise about a whole population after study small part of it, he must use
A. probability sampling techniques
B. a proper experimental design
C. panel design
D. psychometric tests
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Which among the following things should be considered while formulating a hypothesis?
A. Expected relationship between the variables
B. Operational definition of variables
C. Hypothesis should be formulated after reviewing the literature
D. All of the above
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A technique, in which each member of the population or universe has an equal and independent chance of being selected is known as
A. Counter balancing
B. Elimination
C. Randomisation
D. Balancing
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Which of the following is not correct about the hypothesis?
1. It is a suggested testable answer to a problem.
2. It is a interogative statement.
3. It is based on operationally defined concepts.
4. It involves higher monetary expenses.
5. It should always be in accord with other hypothesis of the same field.
Select the correct answer:
A. Only 1
B. Only 2
C. 2, 4 and 5
D. 2, 4 and 3
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In method of serial learning for an experiment relating to the effect of meaningfulness on the rate of learning, the rate of learning can be conceptualised as
1. dependent variable
2. independent variable
3. organimic variable
4. stimulus variable
Select the correct answer:
A. Only 1
B. Only 2
C. 3 and 4
D. 1 and 2
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According to whom, "variable is a property that takes as different values"?
A. D'Amato
B. Kerlinger
C. Webster
D. None of these
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The categorial variables are known as
A. continuous variable
B. qualitative variable
C. discrete variable
D. independent variable
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Which one of the following sampling procedures is least suitable for generalising experimental results?
A. Random sampling
B. Purposive sampling
C. Incidental sampling
D. Stratified or quota sampling
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According to whom, "A variable is a characteristic or attribute that can take on a number of values"?
A. Postman and Egan
B. Kerlinger
C. Webster
D. None of these
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The studies with an objective to get introduced with a process for achieving new insights into it are known as
A. Hypothesis testing research
B. Exploratory research
C. Descriptive research
D. Diagnostic research
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Researchers are often unable to control extraneous variables, when they use the case study method. This lesser degree of control makes it difficult to use the case study method to
A. draw cause-effect conclusions behaviour
B. develop predictions of behaviour
C. consider alternative theoretical explanation of behaviour
D. develop descriptions of behaviour
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Difficulties', a researcher experiences in the context of either a theoretical or practical situation are known as
A. Research experiment
B. Applied research
C. Research problems
D. None of these
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A hypothesis that asserts that there is no true difference between two population means is known as
A. Alternative hypothesis
B. Null hypothesis
C. Conceptual hypothesis
D. None of these
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The variable which is not manipulated by experiment, but only measured
A. active variable
B. control variable
C. type E variable
D. attribute variable
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Distorts estimating on evaluating process as a result of personal beliefs represent.
A. Expectancy bias
B. Personal bias
C. Placebo bias
D. External influences
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