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A researcher wishes to examine the relationship between years of schooling completed and the number of pregnancies in young women. Her research discovers a linear
A researcher wishes to examine the relationship between years of schooling completed and the number of pregnancies in young women. Her research discovers a linear relationship, and the least squares line is: y=41x^=4-1where x is the number of years of schooling completed and y is the number of pregnancies.The slope of the regression line can be interpreted in the following way:
- When amount of schooling increases by one year, the number of pregnancies decreases by 4.
- When amount of schooling increases by one year, the number of pregnancies decreases by 1.
- When amount of schooling increases by one year, the number of pregnancies increases by 1.
- When amount of schooling increases by one year, the number of pregnancies increases by 4.
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