Richard is a new hire in the operations analysis department. He was asked to determine the impact of the number of safety training hours per employee on the accident rate per employee. Which statistical test should he use? OY-intercept of the line O standard deviation analysis linear regression Beta parameter correlation

Richard is a new hire in the operations analysis department. He was asked to determine the impact of the number of safety training hours per employee on the accident rate per employee. Which statistical test should he use? Y-intercept of the line standard deviation analysis linear regression Beta parameter correlation