Psychological Statistics – I

Paper Code: 
PSY 301
Credits: 
03
Contact Hours: 
45.00
Max. Marks: 
100.00
Objective: 
  1. To develop an understanding of various statistical techniques in terms of their assumptions, applications and limitations.
  2. To acquire competencies to organize and analyze data.
  3. To acquire elementary knowledge about computer use in Psychology for statistical analysis.

 

9.00
Unit I: 
Meaning and Purpose of Statistics.

 Types of statistics Descriptive and inferential Statistic, Parametric and non parametric statistics; Drawing of frequency distribution; Graphical representation of grouped data : Frequency Polygon, Histogram.

9.00
Unit II: 
Measurement of Central Tendency

Purpose and types of measures. Characteristics of Mean, Median and Mode; Computation of Mean, Median and Mode.

9.00
Unit III: 
Measures of Variability

Concept of variability : Range, Semi Inter – Quartile Range, Standard Deviation. 

9.00
Unit IV: 
Introduction to Normal Probability Curve

 Properties and deviation from NPC.

9.00
Unit V: 
Correlation

 The concept of correlation, Pearson’s correlation (by assumed mean and by actual mean, only for ungrouped data).

Essential Readings: 
  • Minium, E.W. King, B.M. & Bear G. (1993). Statistical Reasoning in Psychology and Education, New York, John Wiley.
  • Garrett H. E. Statistics in Psychology and Education Vakils. Feffer & Simons Ltd. 
  • Mangal, S.K. Statistics in Psychology and Education McGraw Hill Publication.

 

References: 
  • Broota, K.D. (1992). Experimental Design in Behavioral Research. New Delhi : Wiley Eastern.
  • Siegel, S. (1994). Non-Parametric Statistics New York McGraw Hill.
  • Guilford, J.P. : Fundamental Statistics in Psychology and Education, New York, McGraw Hill (Asian Student Edition).
  • Sen, A.K. (1976). Sandlers ‘A’ Test. A Simple Statistics for correlated samples, Journal of Psychological Researches, 20, pp 16 to 20.
  • Welkowitz, J. Ewen, R.B. and Cohen, J. (1982). Introduction to Statistics for Behavioral Sciences. Academic Press, N.Y.
  • Winer, B.J. (1971). Statistical Principles in Experimental Designs. McGraw Hill, New York.
  • Fergusen, G.A. (1971). Statistical Analysis in Psychology and Education. 3rd Edition, New Delhi, McGraw Hill.

 

 

 

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