A news network stated that a study had found a positive corr

A news network stated that a study had found a positive correlation between the number of children a worker has and his or her earnings last year. You may conclude that:

a. causation is in serious doubt.

b. people should have more children so they can get better jobs.

c. statisticians have small families.

Solution

positive correlation between x and y implies that as x increases y also increases

s0,

the correct choice is a) causation is in serious doubt