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A random sample of 500 people in USA shows that 380 of them have cable TV. Confidence level is 98% Find the margin of error
A random sample of 500 people in USA shows that 380 of them have cable TV. Confidence level is 98%
- Find the margin of error "E." Round E to nearest 3 decimal places
- Find the confidence interval for the population proportion of all people in USA who have cable TV.
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