Statistical methods for the information professional : a practical, painless approach to understanding, using, and interpreting statistics /
Liwen Vaughan.
- xxi, 209 pages : illustrations ; 23 cm.
- ASIST monograph series .
- ASIST monograph series .
Includes bibliographical references (pages 199-200) and index.
Getting started : recognizing the types of data -- Avoiding manual calculations and formula manipulations : using software -- First look : using graphs to see the characteristics of data -- Summarizing messy data into neat figures : descriptive statistics -- What is statistically significant? : basic concepts of inferential statistics -- How to collect data : sampling methods -- Examining relationships for nominal and ordinal data : chi-square test -- Examining relationships for interval and ratio data : correlation and regression -- Are two samples significantly different? : T test -- Are three or more samples significantly different? : analysis of variance -- When data do not behave : using nonparametric tests -- When should I use which test? : a road map -- Getting sophisticated : a taste of some advanced statistical methods -- Appendices.