Estimate population mean HSS.IC.B.4 Grade Practice Test Questions TOC | Lumos Learning

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SBAC Grade 11 Mathematics  Master Course  Estimate population mean

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A car manufacturer claims that 25% of all adults intend to purchase a new car in the next three years. They conducted a survey, interviewing 100 random people, which shows that on average, 19% of all adults intend to purchase a new car within the next three years. Given the table below that shows the common z-scores. What is the margin of error for a 95% confidence interval of the percent of all adults who intend to purchase a new car within the next three years?

Resource: Question

Question Type: Drag & Drop

Standard(s):HSS.IC.B.4

Standard Description: Use data from a sample survey to estimate a population mean or proportion; develop a margin of error through the use of simulation models for random sampling.

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