A Pew Research Center Poll Randomly Selected and Surveyed 2,002

Multiple Choice

A Pew Research Center poll randomly selected and surveyed 2,002 US adults in the 25-32 age group and asked about their annual income. They found strong evidence that the unemployment rate for people without a college degree was higher than the unemployment rate of those with a college degree. Can the researchers conclude that college is the cause of the decrease in unemployment among 25-32 year old U.S. adults?

A) No, this study does not allow causation to be inferred.
B) Yes, the statistically significant result allows causation to be inferred.
C) Yes, there is strong evidence that college graduates have a lower unemployment rate.
D) No, the sample size is too small to allow causation to be inferred.