In class, we saw a commercial for Allegra allergy medication. In the commercial, the unique selling proposition was that Allegra did not cause drowsiness like other brands of allergy medication shown in the commercial. This commercial is an example of ______ advertising

A researcher does not have the resources or time to do a probability sample. She wants to do a convenience sample, but she also wants to make sure that all ethnicities are fairly represented in her sample. What kind of sampling would you recommend to her?

a. census sampling. b. convenience sampling. c. judgment sampling. d. quota sampling e. cluster sampling.

Which of the following symbols are brackets?

a. {} b. ( ) c. [ ] d. < >