# National Open University Exam Past Question – EDU 823 OCTOBER 2013 EXAMINATION

## NATIONAL OPEN UNIVERSITY OF NIGERIA EDU 823 BASIC RESEACH METHODS IN EDUCATION

1416 AHMADU BELLO WAY, VICTORIA ISLAND LAGOS SCHOOL OF EDUCATION

OCTOBER 213 EXAMINATION

COURSE CODE:                  EDU 823 (3 Units)

COURSE TITLE:                    BASIC RESEACH METHODS IN EDUCATION TIME:                                   3 HOURS

 1. (a) List  any  FOUR variables that  are concerned with an experimental research (4 marks) (b) Describe SEVEN problems of observation as a method of data collection. (14 marks)

 2. (a) Discuss any FOUR major phases of interview as a source for data collection.                                                                                            ( 8 marks) (b) If the sample mean of a set of 25 students’ scores was 59.85 with a population mean of 55. (i) Evaluate the t-test score of this mean when the standard deviation is 8.50.

(6 marks)

(ii) If t-table value is 2.060, what decision can you make  from b(i)?

( 4 marks)

1. (a)       Discuss any FOUR ethical issues which are often encountered  in the

conduct of research studies.                                                              (8 marks)

(b)       (i)        Discuss any  FIVE situations where the entire population can be studied when carrying out a research.                                                           (10 marks)

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1. (a)  Describe FOUR types of validity you know                                      (8 marks) (b)       Explain FVE methods of estimating reliability of research instruments.

(10 marks)

1. 5. (a)       Research methodology  is an essential aspect of research project.

Discuss  any FOUR components of research methodology which should be included in your report.                                                                     (8 marks)

(b)       (i) Calculate the mean, median and mode of the following set of TMA1 scores in research methods:  1, 5, 9, 2, 3, 9, 6, 9, 8, 7, 10.

(6 marks)

(ii) Explain any TWO types each of Probability and Non-probability sampling techniques                               .                                                          (4 marks)

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