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Which of the following scenarios contain biased samples? Select all that apply.Select all that apply.To...

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Which of the following scenarios contain biased samples? Select all that apply.Select all that apply.To estimate the mean number of sales that coworkers take at his company, Benjamin collects data from a randomly selected proportionate number of coworkers from each company site.Howard wants to estimate the mean cost of waste in his company. He collects data by recording waste from the first process step.To estimate the political party distribution of residents in his state, Sean collects data from a large group of randomly selected residents of his city.Teresa wants to estimate the mean amount of money spent on clothes per week by mall shoppers. She collects data from every 10th person entering a clothing store at the mall.

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