Which of the following statements is not correct about physical and psychological measurement?
A. In physical measurement there is a true zero point whereas in psychological measurement there is an arbitrary zero point
B. In physical measurement there is an arbitrary zero point whereas in psychological measurement there is a true zero point
C. Physical measurement is more accurate than psychological measurement
D. Physical measurement is direct whereas psychological measurement is indirect
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. . . . . . . . are those values of the variate which divide the total frequency into four equal parts.
A. Quartiles
B. Deciles
C. Percentiles
D. None of the above
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For a . . . . . . . . distribution, mean, median and mode coincide.
A. Symmetrical
B. Asymmetrical
C. Ungrouped
D. None of the above
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In Psychology and education, measurement can help
A. A learning psychologist to diagnose the current status of the reading ability of a particular child
B. An industrial psychologist to place a worker in the right job
C. A class teacher to distinguish between the high achievers and the low achievers
D. All of the above
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What is closely related to the interview which is useful in gathering information quickly from a large number of people
A. Questionnaire
B. Interview
C. Survey method
D. None of the above
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Consider the following statements about 'Alternate-forms reliability'.
1. Two forms of the test are administered to the same sample
2. Usually a fortnight time is taken as time interval
3. It measures the consistency of the examine's scores between two administrations of parallel forms of a single test
Select the correct answer from the options given below:
A. Only 1
B. 1, 2 and 3
C. 1 and 3
D. Only 2
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In test-retest reliability
A. The single form of the test is administered twice on the same sample with a reasonable time gap
B. Different form of tests are administered on the same sample with no time gap
C. The single form of the test is administrered twice on the same sample with no time gap
D. Different form of tests are administered with a reasonable time gap
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. . . . . . . . as a method can be used systematically if the subject is trained as to how and what to observe
A. Naturalistic observation
B. Non-participant observation
C. Subjective observation
D. None of the above
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If a curve can be folded along a vertical line so that the two halves of it coincide, it is called a
A. Proper curve
B. Symmetrical curve
C. Skew curve
D. None of the above
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Ideally, when a control-group design is used, the groups should be equivalent in every way except for the
A. Dependent variable
B. Independent variable
C. Intervening variable
D. None of the above
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"Sampling error" can be reduced by
A. Increasing both sample size and variance
B. Reducing sample size and increasing variance
C. Increasing sample size and reducing variance
D. Reducing both sample size and variance
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The . . . . . . . . , though difficult to calculate, is the best measure of dispersion since it takes into consideration the whole data and the deviations are taken from the arithmetic mean.
A. Quartile deviation
B. Standard deviation
C. Mean deviation
D. None of the above
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Whenever we want to compare the variability of two series which differ widely in their averages or which are measured in different units, we calculate the . . . . . . . . , which being ratios, are numbers independent of the units of measurement.
A. Mean deviation
B. Co-efficient at dispersion
C. Dispersions
D. None of the above
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The . . . . . . . . method is employed extensively in studies related to children, animals, birds, insects etc.
A. Participant observation
B. Naturalistic observation
C. Subjective observation
D. None of the above
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"Averages are statistical constants which enable us to comprehend in a single effort the significance of the whole", was said by
A. Professor Bowley
B. William James
C. E. R. Hilgard
D. None of the above
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Which one of the following statements is correct about homogeneous test
1. Validity is dependent upon reliability
2. Reliability is dependent upon validity
3. Reliability and validity are contradictory
4. Poor reliability yields high validity
Select your answer:
A. Only 1
B. All 1, 2, 3 and 4
C. Only 3 and 4
D. Only 2 and 4
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If a test yields similar results on different occasions; it is considered
A. Reliable
B. Valid
C. Standardised
D. Useful
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When the lower half before the median is divided into two equal parts, the value of the dividing variate is called
A. Lower quartile
B. Decile
C. Upper quartile
D. None of the above
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. . . . . . . . coefficient are desirable if test scores are to be used to help an individual with an important decision
A. Standard
B. Reliable
C. High validity
D. None of the above
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. . . . . . . . in psychology formerly were associated chiefly with test construction and the interpretation of test results.
A. Statisticians
B. Scientists
C. Experts
D. None of the above
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