An art teacher recorded whether the students in three of her classes prefer water color or oil painting. She plans to create a
two-way table to analyze her results. Which describes the variables she can use in the first row and first column to create her
table?
O
painting preference and total number of students
painting preference and number of students in class 1
class number and painting preference
class number and number who prefer oil
O
O

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.