You need to log-in or subscribe in order to use Student access.

IA Analysis - ANOVA or t-test?

If you can plot the data from your investigation in a bar graph of averages, with three or more bars, (like the graph shown) then ANOVA may be a good statistical test for you to use.To compare two means, a t-test works well but it"s not good practise to do multiple t-tests, one in twenty will give a "false significant difference" at PIf you have more than two means to test then you shouldn"t use a t-test, the ANOVA test...

To access the entire contents of this site, you need to log in or subscribe to it.

Alternatively, you can request a one month free trial.