Part B: Describe the model that was fitted to the data. Determine if the residual plot on the previous page could represent the data.

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.

Look at arnold's attempt to solve the equation for b: 3b = 12 b = 3 · 12 b = 36 describe the mistake that arnold made.

Solve the equation -9p - 17 =10 a -3 b. 16 c. 18 d -16