explain conceptual questions variability standard devation z

explain conceptual questions

variability?

standard devation?

z-scores (include a detailed drawing of a sample z-distribution)?

what is factorial design and why do we use them in psychology?

hypothesis testing( explain the null and alternative hypotheses- which one do we test against in order to determin hte siginficance, alpha levels, and how probability is used to determin significance)?

Solution