how long is rat weight data valid when do rats need weight data what is a group time interaction in r how many rats in r and a mouse weight data for rats which of the following data sets is used in r? how to do group time interaction in r weight of rats how do you find the group time of a manova study what is thyroxine and thyroxine what is the maxomax time interaction in r how to get the weights of rats what is the group time interaction what is the maxo rat what is the r rat weight what is the maxo rat rat weight what is the rat weight weight and rat weight what is the data set used in manovo which of the following groups of rats are divided into three treatment groups?