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APPENDIX V

BEST _FIT LINE[Comparision of Standard Score on Two tests of Language Competence]
BIVARIATE DISTRIBUTION OF SCORES[For hypothetical Correlation of +1.00]
BIVARIATE DISTRIBUTION OF SCORES[For hypothetical Correlation of -1.00]
EFFECT OF ITEM DIFFICULTY[Test Scores on Distribution]
KURTOSIS - NORMAL DISTRIBUTION CURVE
NORMAL CURVE[Mean,Median and Mode]
SCATTER DIAGRAM-1[Scores on Tamil Language Reading and Writing]
SCATTER DIAGRAM-2[When Correlation is Negative]
RELATIONSHIPS AMONG DIFFERENT TYPES OF TEST SCORES
SEMANTIC DIFFERENTIAL PROFILES
SKEWED DISTRIBUTION CURVES AND SKEW FORMATION
PERCENTAGE OF CASES AND STANINE LEVEL
ONE AND TWO TAILED REGIONS OF REJECTION
FREQUENCY DISTRIBUTIONS