The mayor is interested in finding a 95% confidence interval for the mean number of pounds of trash per person per week that is generated in the city. The study included 194 residents who mean number of pounds of trash generated per person per week was 34.1 pounds and a standard deviation was 8.4 pounds. Round all answers to three decimal places were possible. A) to compute the confidence interval us a t or z Distribution? B) With 95% confidence the population mean number of pounds per person per week is between _____ and ____ pounds? C) Is many groups of 194 randomly selected members are studied then a different confidence interval would be produced for each group. About ________percent of These confidence intervals will contain the true population mean number of pounds of trash generated per person per week and about ______present will not contain the true population mean number of pounds of trash generated per person per week