[See Steps] According to the census bureau, 9.96% of American adults (age 18 and over) are Hispanics. An opinion poll plans to contact an SRS of 1200 adults.
Question: According to the census bureau, 9.96% of American adults (age 18 and over) are Hispanics. An opinion poll plans to contact an SRS of 1200 adults.
- What is the mean number of Hispanics in such samples?
- What is the probability that the sample will contain fewer than 100 Hispanics? (Use the Normal approximation)
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