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Use the results from a survey of a simple random sample of 1168 adults. Among the 1168 respondents, 66% rated themselves as above average drivers.

Use the results from a survey of a simple random sample of 1168 adults. Among the 1168 respondents, 66% rated themselves as above average drivers. We want to test the claim that 11/20 of adults rate themselves as above average drivers.

a. Identify the actual number of respondents who rated themselves as above average drivers.

b. Identify the sample portion and use the symbol that represents it.

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