Checking on a Pet: A pet supply company claims that one in four employed individuals said that they go home at lunchtime to check on their pets. If 140 pet owners are surveyed, estimate the true proportion of individuals who go home at lunchtime to check on their pets. Use a 96% confidence interval. Round your answers to at least three decimal places. Use a TI-83 Plus/TI-84 Plus calculator.
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Given that one in four employed individuals go home at lunchtime to check on their pets, the sample proportion is 1/4 = 0.25. Show more…
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