Which of the following are the characteristics of a 'good sample' in research?
A. Readily accessible
B. Representative of population characteristics
C. Serving the personal consideration of the researcher
D. Precision and accuracy in approximating the parameters
E. Freedom from bias
Choose the correct answer from the options given below:
1
A, B and C only
2
B, D and E only
3
B, C and D only
4
C, D and E only