When a child fi rst joins a social networking site, he may use it more and more for a while, but at some point does this increase in use taper off? That is, is the relationship between age and number...

When a child fi rst joins a social networking site, he may use it more and more for a while, but at some point does this increase in use taper off? That is, is the relationship between age and number of times per week a child uses a social networking site nonlinear? Using the PewKids dataset, run both the linear and nonlinear models, create a table that includes both models, create a graph, and explain your graph.