Healey, Joseph F. <br/><br/>
The essentials of statistics :  a tool for social research / 

 - 2nd ed. 
 - Belmont, CA :  Wadsworth/Cengage Learning,  c2010. 
 - xix, 440 pages :  Illustrations ; 
<br/><br/> Includes index. 
<br/><br/>Introduction -- Basic descriptive statistics : percentages, ratios and rates, frequency distributions -- Charts and graphs -- Measures of central tendency -- Measures of dispersion -- The normal curve -- Introduction to inferential statistics, the sampling distribution, and estimation -- Hypothesis testing I : the one-sample case -- Hypothesis testing II : the two-sample case -- Hypothesis testing III : the analysis of variance -- Hypothesis testing IV : chi square -- Introduction to bivariate association and measures of association for variables measured at the nominal level -- Association between variables measured at the ordinal level -- Association between variables measured at the interval-ratio level -- Partial correlation and multiple regression and correlation. 
<br/><br/><label>ISBN: </label>0495601438 9780495601432 9780495834281 (pbk.) 0495834289 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences - statistical methods.<br/>Statistics.
<br/><br/><label>LC Class. No.: </label>HA 29  / HEA