a. Construct a 95% confidence interval estimate for the population mean amount spont for funch (\$) at a fasf.tood restaurant 11 (Round to fwo decimal places as needed. Do not include the $ symbol in your answer) b. Interpret the intervat constructed in (a). Choose the correct answer below A. Conclude with 95% confidence that the population mean arnount in dollars spent for lunch at the fastfood testaurant is contained in the interval B. Conclude with 95% confidence that the mean amount in dollars spent for lunch at the fast-food restarant for the samplo is containod in the interva. C. The mean amounts in doliars spent tor lunch at the fast-food restaurant of 95% of all samplos of the same sire are contained in fhe inderval D. 95% of the Eample data fall between the limits of this confidence unterval c. What assurrption must you make about the population districution in ordor to constrict the confidence interval estionale in (a)