B.A. – I PAPER -I : BASIC PSYCHOLOGICAL PROCESSES iz” ui ...

B.A. III
PAPER –I : Psychological Statistics
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Unit – I : Nature of Psychological Data, Categorical and Continuous variables; Applications
of Statistics in psychology. Frequency Distribution ; Drawing of frequency
distribution, Bivariate frequency distribution, Graphical representation of group
data.
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Unit-II : Measures of Central Tendency : Purpose and types, Characteristics and
computation of Mean, Median and Mode Measures of Variability : Concept,
Range and Semi interquartile range, Standard deviation and Variance, Coefficient
of Variation.
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Unit-III : Normal Distribution : Concept of probability , Characteristics of Normal
Probability Curve, Deviations from Normal Probability Curve (NPC) – Skewness
and kurtosis. Normalilzation of skewed distributions, Applications of NPC.
Correlation : The concept of correlation. Linear and nonlinear correlation. Product
moment correlation, Rank order correlation, Biserial, Point-biserial and
Tetrachoric; Prediction using correlation.
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