Question 1 Which source of bias is most relevant to the following situation: 10 pts 1 Details The CEO of a company asks employees to call an anonymous phone-line to report concerns about their work environment. self-interest study voluntary response bias nonresponse bias or missing data perceived lack of anonymity loaded or leading question Question 2 Does this describe an observational study or an experiment? The haircolor of shoppers at the mall were recorded Experiment Observational Study 10 pts 1 Details
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Match the following types of bias with the descriptions below. Each term is used only once. (Sampling Bias, Response Bias, Non-response Bias, Question Bias, Deliberate Bias) ____________________ a) Not collecting the data with randomization or with a census. ____________________ b) Phrasing questions in order to persuade people to give a certain answer. ____________________ c) Not representing groups from your population or falsifying data. ____________________ d) When people will not answer truthfully about a topic. ____________________ e) When people selected refuse to take part in the study.
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