why is it necessary to provide the interaction coefficient for the spanish experiment what is the best way to compare a pair of experiments? why would you give a difference in the r confidence interval for the interaction coefficient? which statistical method is best for the comparison of the interaction coefficient across the two samples? why use bootstrapping is bootstrapping a way to compare data? how to compared interactions across a dataset what is the purpose of bootstrapping? what is a good cis for comparing interaction points across a data set? why do people use bootstrapping for language experiments? difference between the two types of data sets how to compare the interaction between two data sets how to compare interaction point estimates how to compare correlation between two language experiments what is the purpose of a confidence interval how to compare two variables in a statistical model how to compare CI how to compare interaction point between different language how to compare interaction between two data sets what is the confidence interval in interaction coefficient