Question

You have found a correlation of .42 between two variables in a sample of people. Why do you

need to determine whether the correlation is statistically significant?


a) there could be a correlation in the sample but none in the actual population

b) there could be a correlation in the actual population but none in the sample

c) although there is a correlation, it might not be very important

d) there may be very different reasons for the correlation in the actual population than in

the sample​

Answer 1

Answer:

Movement of any object from one position to another position with respect to the observer is called as Motion. Motion Along a Straight Line: When an object moves along a straight line, the motion of the object is called rectilinear motion.19-May-2020

Answer 2

Explanation:

d) there may be very different reasons for the correlation in the actual population than in

the sample