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University of Virginia STAT STAT 1120 Hi, can someone please help me with these questions, and provide an explanation? Thank you! 1) About 76% of young adult Internet users (aged 18 to

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University of Virginia STAT STAT 1120 Hi, can someone please help me with these questions, and provide an explanation? Thank you! 1) About 76% of young adult Internet users (aged 18 to

3) PTC is a substance that has a strong bitter taste for some people and is tasteless for others. The ability to taste PTC is inherited. About 74% of people from a certain country can taste PTC, for example. You want to estimate the proportion of people with at least one grandparent from this country who can taste PTC. (Round your answers up to the nearest person.)

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University of Virginia STAT STAT 1120 Hi, can someone please help me with these questions, and provide an explanation? Thank you! 1) About 76% of young adult Internet users (aged 18 to
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  • 3.1) Starting with the 74% estimate as the best guess, how large a sample must you collect in order to estimate the proportion of PTC tasters within ±0.03 with 90% confidence? n=?
  • 3.2) Estimate the sample size required if you made the most conservative assumption about the value of the proportion who could taste PTC.

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