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barattah
barattah
20.02.2022 • 
Mathematics

Hoping to lure more shoppers downtown, a city builds a new public parking garage in the central business district. The city plans to pay for the structure through parking fees. For a two-month period (44 weekdays), daily fees collected averaged $1,257, with a standard deviation of $130. Complete parts a through d. Question content area bottom Part 1 (a) What assumptions must you make in order to use these statistics for inference? Select all that apply. A. The data from the sample are not extremely skewed. The sample size is larger than 10 times the squared skewness and 10 times the absolute value of the kurtosis. Your answer is correct.B. The sample of 44 weekdays is representative of all days. C. The sample is a simple random sample from the relevant population. Your answer is correct.D. The distribution of sample weekday parking fees is nearly normal. Part 2 (b) Find a 95% confidence interval for the mean daily income this parking garage will generate, rounded appropriately for your message. The 95% confidence interval for the mean daily income is $enter your response here to $enter your response here . (Round to the nearest dollar as needed.)

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