Researchers created alinear regression equation to predict teen birth rate based on the predictor of the percentage of people living in poverty in the county. They came up with the equation: Birth 15 to 17 = 4.267 + 1.373 Poverty Percentage.

The coefficient can be interpreted as:

Group of answer choices

1)For every one unit increase in poverty percentage the birth rate decreases by 1.373.

2)For every one unit increase in poverty percentage the birth rate increases by 4.267.

3)For every one unit increase in poverty percentage the birth rate increases by 1.373.

4)For every one unit increase in birth rate the poverty percentage increases by 1.373.