Determine if the test statistic you are using is appropriate. Fully explain. According to your data can we say there is a significant difference in the mean gasoline prices compared to month ago?ĭescribe the assumptions of this hypothesis test. Last month, AAA gave an average gasoline price of $2.29in Milwaukee. Give an interpretation of this confidence interval. Using your data that you found in Problem 1, determine a 99% confidence interval for the mean gasoline prices. The following will give us this estimation. Problem 2: (22 points)We are interested in estimating the mean price of unleaded gasoline in the Milwaukee area. Problem 1: (5 points) Because of the talk about gas prices we want to know information about the price of regular unleaded gasoline for the gas stations in the Milwaukee area.įind the gas prices of regular unleaded gasoline for 45 gas stations in the Milwaukee area. Hint: You can use any online source as in AAA or or you can drive around. Describe how you found the sample of 45 gas stations. Here is the website for AAA:HYPERLINK "" Ĭonstruct a histogram of the regular unleaded gasoline prices that you found. Describe the distribution of this variable. Give the shape, center, and spread according to the histogram.ĭetermine the following descriptive statistics from your sample of gasoline prices. Variables are: List Price of a home, Price, number of bedrooms, Bed and size of the house,Square Feet.Īirline.JMP: A Two-way table that compares airlines to on-time status. Houses sp 15.JMP: A random sample of 24 houses for sale in the area around UWM. You create your own. A sample of 45 gas station prices of regular unleaded gasoline. Any projects that are exactly the same will not be graded. However, each student’s project must be a product of his/her own solutions of the problems.This is to be your own work. If there are any questions do not hesitate to ask your TA or instructor. Organize your responses with respect to the problems given. Cut and paste the JMP output into Word or other document software to create only one file. The data sets needed are available in Contents page of D2L in the Computer Project module.ĭownload the project in a D2L dropbox called Computer Project.Īnswer all the questions thoroughly, hand in the answers to the questions fully with JMP outputs.
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