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A proper random sample of 300 people were asked if they believed in ancient advanced civilizations such as Atlantis actually existed. Of those 300 sampled

A proper random sample of 300 people were asked if they believed in ancient advanced civilizations such as Atlantis actually existed. Of those 300 sampled 200 believed that advanced ancient civilizations actually existed. Using 95% confidence and assuming normal what is the z -value? (3 deimals)

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