The relationship between x and y is y = 2x + 1. The correlation between x and y is: April 30, 2021 – by admin Question: The relationship between x and y is y = 2x + 1. The correlation between x and y is: A. 1 B. -1 D. 4 Answer» a. 1 Note: The above multiple-choice question is for all general and Competitive Exams in India.