Which of the Following Measurement Processes Is Least Likely to Yield

Multiple Choice

Which of the following measurement processes is least likely to yield usable data?

A) Counting the number of shoppers entering the department store between 12 pm and 2 pm.
B) Studying cell phone bills and recording the number of text messages sent per month.
C) Performing a consumer survey of preferences in fast food chains.
D) Asking students to list three things that are important to them.
E) Calculating the percent of college students who work at least 20 hours while attending school.