18. Veronica purchases a rug with a length
of 16 feet and a width of 4 feet. One
fourth of the rug is purple and the rest is
blue. What is the area of the blue part of
the rug?
Assessment

Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)

Adriveway is 40 yards long about how many meters long is it