Using a sample of 2,000, a researcher calculates a standard error of the slope, and finds it to be 2. What would the slope have to be to achieve statistical significance?
A) 1
B) 2
C) 3
D) 4

Question

Quizplus · Accepted Answer

To achieve statistical significance at a common level (e.g., 5%), the slope divided by the standard error should be greater than approximately 2 (the critical value for large samples). Thus, the slope should be greater than 4 (2 * 2).

Using a Sample of 2,000, a Researcher Calculates a Standard