During a normal sleep, a bears heart beats about 50 times a minute. In its deepest state of hibernation, a bears heart may beat 55 times in 5 minutes. During deep hibernation, how many times would the bear heart beat in 45 minutes

The table shows the distance traveled over time while traveling at a constant speed.

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?

If the graphs of the linear equations in a system are parallel, what does that mean about the possible solution(s) of the system? a. there are infinitely many solutions. b. there is no solution. c. there is exactly one solution. d. the lines in a system cannot be parallel.