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Small sample of participants are depicted below

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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)?

Reference no: EM132025207

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