V6.32 - Bootstrapped independent t-test in SPSS
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- Опубликовано: 10 окт 2024
- From Chapter 6 of my free textbook: How2statsbook.
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Sir, please release a book or something. U r a gem for us students who don't really have a stable guide support in doing such analysis with our data
Thank you so much!!!! May I know if it is appropriate to delete the potential outliers and then run the bootstrapped independent t-test?
Thank you for the educational video! Can I interpret the results, if the homogeneity of variances isn't satisfied even after bootstrapping? If not, which are my alternatives?
Bootstrapping doesn't solve the heterogeneity in variances problem. Fortunately, SPSS reports two independent t-tests: consult the row of results that reads 'unequal variances'. This is known as Welch's t-test: ruclips.net/video/fl6wgE4Edqw/видео.html
How do I make a histogram from the bootstrap?
If I understand you correctly, you'd like to have the histogram of the bootstrapped estimates from the 1,000s of re-samples? It's not really possible to get those from the SPSS menu options, unfortunately.