Respuesta :

BrainlyProfessional1

Answer:

.5

Step-by-step explanation:

The answer is .5 because...

  • Step one find the mean of the first data set. add them all up and divide by the number of numbers. which gets you 1.5
  • Step two find the mean of the second data set then add them up and divide by the number of numbers. which gets you 1
  • FINALLY subtract the 2 to get .5
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Answer:

B 1.0

Step-by-step explanation:

Year 1 is : 1

Year 2 is : 0

The middle is 6 because there are 12 numbers altogether.

1 = 1.0