Statistics for Librarians: How to Use and Evaluate Statistical Evidence
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Presentation to UCLA Librarians, December 1, 2005
![Statistics in Libraries How to use and evaluate statistical information in library research ,[object Object]](https://image.slidesharecdn.com/statisticsforlibraries-ucla-110203182619-phpapp02/85/Statistics-for-Librarians-How-to-Use-and-Evaluate-Statistical-Evidence-1-320.jpg)
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Statistics for Librarians: How to Use and Evaluate Statistical Evidence
- 17. “ Changing the Face of Instruction…” Is an online tutorial as effective in teaching library instruction as a classroom setting? H3. Students will report as much or more satisfaction with online instruction as students taking traditional instruction. Research Question Hypotheses H1. Students will have higher scores in information literacy tests after library instruction. H2. Students will have the same or higher scores in info-lit tests after taking online tutorials as students taking traditional instruction.
- 18. “ Changing the Face of Instruction…” Variables: Test scores & survey results Data Collection: Pretest/Posttest & Survey Variables & Data Collection Statistical Tests Conclusions Accept H1: Instruction improves literacy. Desc Stats incl. mean, standard deviation, standard error, T-tests (1 & 2 tailed) Accept H3 alternative hypothesis – Student satisfaction is equal with both methods. Accept H2 alternative hypothesis – Online has no significant difference from traditional.
- 20. My favorite statistic Baseball is 90% mental – the other half is physical.