Question: Part (d) Construct a 95% confidence interval for the population mean worth of coupons. (i) State the confidence interval. (Round your answers to two decimal

Part (d) Construct a 95% confidence interval for the population mean worth of coupons. (i) State the confidence interval. (Round your answers to two decimal places.) (ii) Sketch the graph. NIR C.L. = X (iii) Calculate the error bound. (Round your answer to two decimal places.)

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