Which phrases describe the relationship between heart rate and daily intake of caffeine? check all that apply. negative correlation increasing heart rate constant correlation positive correlation decreasing heart rate

A positive correlation means that two entities are directly proportional to each other. If the value of one increases, the value of the second also increases. Similarly, if the value of one deceases, the other one also decreases.

Hence, there is a positive correlation between the two things-heart rate and daily intake of caffeine.

So, the correct options are - increasing heart rate and positive correlation.

thats not a system of equations, that is a solution