Mr. Rosenberg wanted to check how his heart rate is affected by jumping jacks. He measured his heartbeats per minute after doing two different sets of jumping jack workouts and got the following data points:

Number of jumping jacks Heartbeats per minute
60 110
100 130

Write an equation relating number of jumping jacks, x, to Mr. Rosenberg's heart rate, y.

Explain the significance of the slope and the y intercept.

Question

Mr. Rosenberg wanted to check how his heart rate is affected by jumping jacks.  He measured his heartbeats per minute after doing two different sets of jumping jack workouts and got the following data points:

Number of jumping jacks  Heartbeats per minute 
60                                              110 
100                                            130 

 

Write an equation relating number of jumping jacks, x, to Mr. Rosenberg's heart rate, y.

Explain the significance of the slope and the y intercept.