1. A random sample of 100 people in Lawrence shows that 35 are Republicans. Form a...

1. A random sample of 100 people in Lawrence shows that 35 are Republicans. Form a 95% confidence interval for the true proportion of Republicans.

2. If the historical proportion (π) = .7 what is the sample size necessary to have a large enough sample?

3. ____________ measures the strength of the linear association between two variables

Correlation
Regression
Confidence interval
Strength test
Scatter diagram

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Expert Solution

orchestra answered 11 months ago

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