TY - GEN AU - Best, John W. AU - Kahn, James V. TI - Research in education SN - 978-81-203-2833-4 U1 - 370.78 CY - New Delhi PB - Prentice-Hall of India, India KW - Education KW - Educational research KW - Hypothesis KW - Experimental research KW - Research methods KW - Data analysis N1 - Bibliography at the end of each chapter; 2008-08-28; M ER -