Convert the given amount to the given unit.
6.5 lb; ounces
6.5 lb =
ounces

Suppose a least-squares regression line is given by modifyingabove y with caret equals 4.302 x minus 3.293. what is the mean value of the response variable if xequals20?

Math each whole number with a rational,exponential expression

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)