# Research-aptitude questions set 56

By | January 18, 2017

# JOIN FREE COACHING

## important research aptitude quiz

 Question 1
A treatment effect is demonstrated in the regression discontinuity design by
 A A discontinuity in the regression line B A significant difference in the pretest and posttest scores C Analysis of covariance D The demonstration of an interaction
 Question 2
In which situation $\chi^2$ (Chi square) test can be used?
 A k = 2, but some expected frequencies are less than S B df is greater than I, but more than 20 per cent of frequencies are smaller than S C Any expected frequency is smaller than I D None of the above is found to be a fact.
 Question 3
Closed form of Questionnaire means
 A Yes or no response. B A short response. C Checking an item out of given responses. D Restricts the choice of response for the respondent.
 Question 4
A good Questionnaire is
 A Significant, novice, clear topic. B As short as possible. C Psychological and biologically arranged. D Easy to tabulate, summarize and interpret.
 Question 5
Condition for preparing a Questionnaire is
 A Problem selected from one and a halftimes more items than needed. B Take help from other studies, related literature and experts of related field. C To explore hypothesis, to cover the whole topic, approval of authorities, related to some known educationists. D To present a preliminary card asking whether the subject is willing to participate and two copies of Questionnaire.
 Question 6
 A Economical. Nationwide or International coverage. B Easy to plan, construct and administer. C Confidential, less strain, focusing all the significant ideas. D All of the above .
 Question 7
The mass of data collected needs to be systematized and organised through
 A Editing. B Classifying. C Tabulating. D All of the above .
 Question 8
What is population?
 A Totality of objects or individuals B Males and Females C Only the chosen ones D All of the above
 Question 9
A sample represents
 A Audience. B Crowd. C Population. D None of these
 Question 10
Why should we select a sample?
 A Not possible to study total population B Economy of money C Economy of time D All of the above
 Question 11
What is the disadvantage of sampling?
 A Better scrutiny of data B Chances of bias C Suitable in limited resources D Greater speed.
 Question 12
What is the advantage of random sample?
 A It is free of errors in classification B It is free from bias and prejudice C It is simple to use D If the units are widely dispersed the selection of sample becomes impossible.
 Question 13
Reliability in a test refers to
 A Adequacy of standardization. B Consistency in results. C Objectivity in administering and scoring. D None of the above.
 Question 14
What is an ideal sample in term of numbers?
 A 10 B 1,000 C 4,000 D Million.
 Question 15
Which of the following does not determine the size of a sample?
 A Nature of population B Type of sampling design C The degree of precision D Knowledge of sampling.
 Question 16
 A To think in terms of significant tables that the data permit, B To examine carefully the statement of the problem, earlier analysis and to study original record of the data, C To discuss the problems with others, D To make simple statistical calculations from the data.
 Question 17
Statistical method of analysis
 A Ranks and percentile ranks, measures of central tendency. B Measures of variability- range, quartile deviation, average deviation and standard deviation. C Correlation, co-efficient of reliability and validity. D Error and probable error -- difference or significant difference.
 Question 18
Common error of interpretation
 A Failure to see the problem in proper perspective, to appreciate the relevance of various elements, B Failure to recognize limitations in the research evidence misinterpretation due to unstudied factors, C Ignoring selective factors, difficulties and interpretative evaluation. D All of the above .
 Question 19
Common fallacy of reasoning leading to erroneous generalization
 A Fallacy of non observation and mal observation. B Errors incidental to classification, nomenclature and terminology, C Errors commonly arising out of the use of the inductive methods, false analogy including argument from final cause. D All of the above .
 Question 20
What is wrong about non-parametric tests or significance?
 A They are distribution-free techniques of analysis B They assume that groups should be homogeneous C They make no assumption about the parameters D They do make certain assumptions, but these are fewer and less stringent.
 Question 21
In evaluating the significance of the research problem, an important social consideration is
 A The genuine interest of the researcher in the problem. B Practical value of the findings to educationists, parents and social workers, etc. C Necessary skills, abilities and background of knowledge of the researcher. D Possibility of obtaining reliable and valid data by the researchers.
 Question 22
A hypothesis in educational research need not be
 A A compatible with well-attested theories and models. B Logically consistent and pertinent to the question under consideration. C Capable of establishing generalizations that can be applied in many areas of education or other fields. D None of the above .
 Question 23
Thinking analogously about hypothesis, a researcher should
 A First bet and then roll the dice. B First roll the dice and then bet. C Change his bet after the data are in. D Have no bets, but dice only.
 Question 24
Which of the following is a primary threat to the interrupted time-series design?
 A History effect B Selection-history C Selection-maturation D All of the above
 Question 25
How many dependent variables are used in multiple regression?
 A One B One or more C Two or more D Two
There are 25 questions to complete.