NATIONAL OPEN UNIVERSITY OF NIGERIA EDU 823 BASIC RESEACH METHODS IN EDUCATION
14–16 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
INSTRUCTION: ANSWER ANY FOUR QUESTIONS.
|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|
|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.|
(ii) If t-table value is 2.060, what decision can you make from b(i)?
( 4 marks)
- (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)
- (a) Describe FOUR types of validity you know (8 marks) (b) Explain FVE methods of estimating reliability of research instruments.
- 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.
(ii) Explain any TWO types each of Probability and Non-probability sampling techniques . (4 marks)