In a survey conducted with 600 participants across the United States, 450 were found to have studied science in college. If we were to predict the population proportion with a 99.7% confidence, what would the confidence interval be?
69.7% to 80.3%
73.23% to 76.76%
71.46% to 78.53%
73.5% to 76.5%

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I have the steps to this problem but I went wrong somewhere so I don't understand it

okay, so first 450/600 = ?

0.75

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