Statistics- In a survey of 1,000 people, 420 are opposed to the tax

In a survey of 1,000 people, 420 are opposed to the tax increase. (Include calculations)(a) Construct a 95 percent confidence interval for the proportion of those people opposed to the tax increase.(b) Interpret the CI in terms of the question.(c) Is the estimate in part (a) valid? Explain.

 

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