You operate a restaurant. You read that a sample survey by the National Restaurant Association shows that 40% of adults are commited to eating nutritious food when eating away from home. To help plan your menu, you decide to conduct a sample survey in your own area. You will use random digit dialing to contact an SRS of 200 households by phone. You find 100 of your 200 respondents concerned about nutrition. What is the probability that X is 100 or larger if p=0.4 is true?
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