A researcher published this survey result: "74% of people would be willing to spend 10 percent more for
energy from a non-polluting source". The survey question was announced on a national radio show and
1,200 listeners responded by calling in. What is wrong with this survey? Which of the following are reasons
that a sampling technique may not be scientific. Choose all that apply.
The sample statistic is not exactly equal to the population parameter
Self-Selected Sample
The sample size is too small
The sample is not representative of the population
The wording of survey question influences the response
A researcher published this survey result:74% of people would be willing to spend 10 percent more for energy from a non-polluting source. The survey question was announced on a national radio show and 1,200 listeners responded by calling in. What is wrong with this survey? Which of the following are reasons that a sampling technique may not be scientific. Choose all that apply.
The sample statistic is not exactly equal to the population parameter Self-Selected Sample
The sample size is too small
The sample is not representative of the population The wording of survey question influences the response