# Research-aptitude questions set 31

By | January 18, 2017

## very Important research aptitude

 Question 1
Which is not a source of existing statistics?
 A Government B International agencies C Personal interviews D Private sources
 Question 2
Followings are the advantages of secondary data except
 A Non-Reactivity B Selective survival C Low cost D Spontaneity
 Question 3
Following are the disadvantages of secondary data except
 A Longitudinal analysis B Sampling bias C Coding difficult D Incompleteness
 Question 4
The coding of the secondary data may be difficult because of
 A Differences in content or subject matter B Lack of standardization C Differences in length and format D All of these
 Question 5
The researcher must be concerned about the following problems while using secondary data in research.
 A Validity B Reliability C Both of these D None of these
 Question 6
The analysis of variance is a statistical test that is used to compare how many group means?
 A Three or more B Two or more C zero or one D more than 9999
 Question 7
What type of statistical data are used in educational research?
 A Descriptive statistical analysis B Inferential statistical analysis C Both of them D None of the above .
 Question 8
What are the functions of statistical analysis?
 A Explanation of results B Presentation of data C Both of them D None of the above .
 Question 9
Which tests are used in explanation of results?
 A Parametric tests B Non-parametric tests C Both of them D None of the above .
 Question 10
Which types of correlation are used in educational research?
 A Co-efficient correlation B Partial correlation C Multiple cumulative correlations D All of the above .
 Question 11
What is the meaning of Null Hypothesis?
 A Difference between two parametric mean is zero B The difference is due to error in sampling C Both of them D None of the above .
 Question 12
In t-test when separate samples are selected in two groups in one population or in two populations, the test used is
 A Two-tailed test. B One-tailed test. C Analysis of variance. D All of the above .
 Question 13
When the achievement and degeneration of one group is to be tested in t-test, the test used is
 A Two-tailed test. B One-tailed test. C Analysis of Variance. D All of the above .
 Question 14
Which is not correct about non-parametric test of significance?
 A They are distribution free tests B They are small-sample tests C They compare population distributions rather than the parameters. D They make strong assumptions of homogeneity of variance of the groups to be compared.
 Question 15
When the questions are presented to the respondents in a face-to-face situation, and the interviewer rather than the subjects, fills out the query, it is called
 A An Inventory. B A Questionnaire, C A Schedule. D A Test.
 Question 16
What is the standard deviation of a sampling distribution called?
 A Sampling error B Sample error C Standard error D Simple error
 Question 17
Hypothesis testing and estimation are the two key branches of the field of inferential statistics?
 A True B False
 Question 18
A ........ is a subset of a ........
 A Sample, population B Population, sample C Statistic, parameter D Parameter, statistic
 Question 19
A ........ is a numerical characteristic of a sample and a ........ is a numerical characteristic of a population.
 A Sample, population B Population, sample C Statistic, parameter D Parameter, statistic
 Question 20
Which of the following steps of the scientific method is exemplified by the researcher reviewing the literature and focusing on a specific problem that has yet to be resolved?
 A Identify a topic B Describe the procedures to collect information. C Analyze the collected information. D State the results of the data analysis.
 Question 21
Which of the following are principles of questionnaire construction?
 A Consider using multiple methods when measuring abstract constructs B Use multiple items to measure abstract constructs C Avoid double-barreled questions D All of the above
 Question 22
Which of these is not a method of data collection.
 A Questionnaires B Interviews C Experiments D Observations
 Question 23
Regarding disabilities, writers should avoid equating people with their disabilities'' such as in mentally retarded people
 A True B False
 Question 24
You should avoid the use of sexist language in research reports.
 A True B False
 Question 25
Which is more appropriate when referring to someone with a disability?
 A A stroke victim B A person who has had a stroke C An unused [erson D None of above
There are 25 questions to complete.