What is the mean and the mean absolute deviation (MAD) for the data set shown? Round your answer to the nearest tenth if necessary.

2
3
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8

Mean:
MAD:

Determine if the equation x= y represents a proportional relationship.

Part A
Write four sets of values that represent ; x = y in the table below.
x =
у =

Part B
Does the equation represent a proportional relationship? Use your table from Part A to explain your answer.