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A newspaper reported that 20% of people say that some coffee shops are overpriced. The source of this information was a telephone sun/ey of 100
A newspaper reported that 20% of people say that some coffee shops are overpriced. The source of this information was a telephone sun/ey of 100 adults. a. Identify the population of interest in this study. b. Identify the sample for the study. c. Identify the parameter of interest in the study. d. Find and interpret a 95% confidence interval for the parameter of interest. a. Identify the population of interest. Choose the correct answer below. a telephone survey 1: - newspapers adults - 20% of adults 100 adults {1 '- coffee shops b. Identify the sample. Choose the correct answer below. 20% of adults a telephone survey coffee shops {:1 100 adults adults {:3 newspapers c. Identify the parameter of interest. Choose the correct answer below. >_<. the sample mean number of adults who say that some coffee shops are overpriced b. proportion population variance p d. confidence interval for parameter interest is i to two decimal places as needed. interpret this interval. choose correct answer be ow. a. there a chance value outside we confident interest. c. described by d . lies in>
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