Section 1.3 Homework 

6.  Determine whether the study is an experiment or an observational​ study, and then identify a major problem with the study.  

In a​ survey, 1465 Internet users chose to respond to this question posted on a​ newspaper’s electronic​ edition: “Is news online as satisfying as print and TV​ news?” 52% of the respondents said​ “yes.”

This is an  ___________ because the researchers ____________ the individuals.

What is a major problem with the​ study?

1. The results apply only to Internet users.
2. This is a convenience sample with voluntary​ response, which has a high chance of leading to bias.
3. The sample is not very large.
4. There is no blinding or​ replication, which has a high chance of leading to bias.