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President Election Polls Half of the population supports the president (i.e., p=0.5). For a random sample...

President Election Polls Half of the population supports the president (i.e., p=0.5). For a random sample of size 1000, what is the probability of having ≥600 in support of the president?

1. Use binomial distribution

2. Use normal distribution as approximation.

Math   Statistics-And-Probability   
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