“The U.S. Congress passed a law setting up a National Do Not Call Registry. By law, salespeople may not call numbers listed on this registry, but charities and researchers can still call these numbers. However, a recent Internet survey showed that less than 25% of respondents knew that researchers “are allowed to call,” and over half (63%) weren’t sure about researchers’ rights under the law”. 

Use your recent knowledge from Chapter 9 and provide the answer to the followings:

• Was an online survey the best medium for a poll on this subject?  
• What were some pros and cons of conducting this poll online?
• How might the results have differed if this poll had been conducted by telephone?
• As a researcher, how would you address people’s doubts about whether pollsters may contact households listed on the Do Not Call Registry?