Respuesta :

38 samples per hour is your answer
xxxman

Answer:c. 38 an hour

Step-by-step explanation:

the rate of change goes up 38 an hour you "x" values go up by one

and your "y" values go up my 38 you can find this out by subtracting 114 and 76 which equals 38 or 152 by 114 which also gives you 38 and so on

hope this helps please give me brainliest