Prereq.:MATH 1021 or equivalent.Credit will be given for only one of the following: EXST 7003, 7004, EXST 7005, EXST 7009.3 hrs. lecture; 2 hrs. lab. Basic concepts of statistical models and use of samples; measures of variation and central tendency; normal, t, chi-square and F distributions; test of hypothesis, analysis of variance, regression and correlation; emphasis on laboratory-oriented sciences research problems; computer software applications.