Identify the scale factor if the length of a model train engine is 3 feet and the length of the engine itself is 24 feet

Which data set has a greater spread? why? set a: {38, 12, 23, 48, 55, 16, 18} set b: {44, 13, 24, 12, 56} has a greater spread because .

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park is the cost of admission proportional to the amount of people entering the amusement park? explain.

In which direction does the left side of the graph of this function point? f(x) = 3x3 - x2 + 4x - 2