Explore the Psychological Testing with this comprehensive collection of MCQ questions and answers.Psychological Testing is perfect for psychology students preparing for competitive exams such as BA (Psychology), MA (Psychology), UPSC, UGC NET, State PCS, and more. Enhance your understanding, excel in your studies, and strengthen your preparation with this valuable resource. Page-6 section-1
The . . . . . . . . , though difficult to calculate, is the best measure of dispersion since it takes into consideration the whole data and the deviations are taken from the arithmetic mean.
Whenever we want to compare the variability of two series which differ widely in their averages or which are measured in different units, we calculate the . . . . . . . . , which being ratios, are numbers independent of the units of measurement.
Which one of the following statements is correct about homogeneous test
1. Validity is dependent upon reliability
2. Reliability is dependent upon validity
3. Reliability and validity are contradictory
4. Poor reliability yields high validity
Select your answer: