Answer:
2.0
Step-by-step explanation:
x = age
y = average systolic blood pressure
x₁ = 40 years old, y₁ = 110 systolic blood pressure
x₂ = 50 years old, y₂ = 130 systolic blood pressure
∴ Slope of the regression line is 2.0
You already have the right Answer which is b
C ,fam im on the cite and everythanng,
Answer:
y = 2x - 7
Step-by-step explanation:
lmk if you want an explanation