(Answered) The stress scores predictor variable and risk of heart

Statistics

The stress scores (predictor variable) and risk of heart attack values (criterion variable) from a small sample of participants are depicted below.

Stress Score Risk of Heart Attack

(Higher values = more stress) (Higher values = greater risk)

9 4

4 2

6 8

0 7

What is the numeric value of the y-intercept (a)?

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