TY - BOOK TI - Vidyabhasa billum vimarsanagalum U1 - 370 PY - 1957/// CY - Bombay PB - District Congress Committee KW - EducationTHE DIFFERENCE OF TWO MEANS, OBJECT OF CHAPTER, USES OF THE RESULTS, ANALYSIS OF UNPAIRED VARIATES, EQUALITY OF THE VARIANCE, LARGE SAMPLES, PAIRED VARIATES, SOME PROPERTIES OFF THE NORMAL DISTRIBUTION ER -