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Invest in science ~ The Pew Research Center conducted a survey of U.S. adults in 2019...

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Statistics

Invest in science ~ The Pew Research Centerconducted a survey of U.S. adults in 2019 to determine how Americancitizens feel about whether federal government should increasespending for scientific research. In the study, there were 712Democrats and 652 Republicans. According to the survey, 438Democrats and 270 Republicans said they are in favor of increasedspending for scientific research.

We want to estimate the actual difference between theproportions of Democrats and Republicans who favor increasedspending for scientific research.

Notation: 1=Democrats and 2=Republicans.

Based on this data, what is the upper bound for a 95% confidenceinterval for the difference in the population proportions,p1−p2p1-p2

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