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Hoping to lure more shoppers​ downtown, a city builds a new public parking garage in the...

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 random sample of 42

​weekdays, daily fees collected averaged ​$127, with standard deviation of ​$16

​b) Find a 90% confidence interval for the mean daily income this parking garage will generate.

The 90% confidence interval for the mean daily income is

​($ ___, $____) Round to two decimal places as​ needed.)

Math   Statistics-And-Probability   
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