This array model provides a lot of information. Count the squares – there are 15 in total. The array is 5 by 3 which shows that 5 x 3 = 15 ...

I. D. Currie, M. Durban, P. H. C. Eilers, Generalized Linear Array Models with Applications to Multidimensional Smoothing, Journal of the Royal Statistical Society ...

In this lesson, students will look at an array and determine two equations that it represents. Students will also determine which bar model represents a word problem. / Carrie Brewer, East Saint ...