Jerome wrote the following scenario to match the algebraic expression s
4
− 16:
“16 fewer than four times the number of songs on my mp3 player”
does his scenario match the expression? explain.

No, Jerome’s scenario does not match the expression. The term s4 means the number of songs is divided by four, but the scenario uses the word ‘times,’ which means multiplication. The scenario should say ‘16 fewer than one-fourth the number of songs.’

Cthe residual plot for model 1 has a non random pattern and is a good fit for the data