time flown are correlated so between these cost drivers‚ available ton miles seems to be the most reasonable cost driver since it indicate the time that the pilots and the flight attendant work for the Delta. Question 2 We first apply simple regression using each of the cost drivers mention above and other factor to estimate the salary by the cost drivers individually to see which one is best cost driver based on statistical reason and comparing R square. The scatter plots are shown in appendix
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the points drag the trend line and if there are outliers. I have found one possible outlier (in red). I need to run a multiple regression with and without the possible outlier. If there is an important change in the output‚ I can consider to deleting the outlier but it is always important to think about some reasons why I need to delete the outlier. Regression MSHARE = 4.0303 - 7.5977 * PDUB + 2.6223 * PMAY + 3.4727 * PBPREG + 1.0249 * PBPALL Without the outlier MSHARE = 4.2352 - 6.9540
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2.5 2.5 99 3.0 3.3 94 3.5 2.3 94 2.5 4.2 93 3.0 2.5 Develop an estimated regression equation with the amount of television advertising as the independent variable. Rev= 19.8tvadv Develop an estimated regression equation with both television advertising and newspaper advertising as the independent variables. Rev= 19.8 tvadv + 25.5 newsadv Is the estimated regression equation coefficient for television advertising expenditures the same in part (a) and in part (b)? no
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Pam & Sue Regression Analysis Multiple Regression Project: Forecasting Sales for Proposed New Sites of Pam and Susan’s Stores I. Introduction Pam and Susan’s is a discount department store that currently has 250 stores‚ most of which are located throughout the southern United States. As the company has grown‚ it has become increasingly more important to identify profitable locations. Using census and existing store data‚ a multiple regression equation will be used to forecast
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Regression Analysis: IBI versus Area The regression equation is IBI = 52.9 + 0.460 Area Predictor Coef SE Coef T P Constant 52.923 4.484 11.80 0.000 Area 0.4602 0.1347 3.42 0.001 S = 16.5346 R-Sq = 19.9% R-Sq(adj) = 18.2% Analysis of Variance Source DF SS MS F P Regression 1 3189.3 3189.3 11.67 0.001 Residual Error 47 12849.5 273.4 Total 48 16038.8 Unusual Observations Obs Area
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Crusty Pizza Restaurant: Forecasting using Regressions Group One: Jenna Baseler and Zachary Kain MBA 610-T304 Introduction The purpose of this case is to determine which key variables drive Crusty Pizza Restaurant’s monthly profit and then forecast what the monthly profit would be for potential stores. Based off of this information we will be able to make a recommendation to Crusty Dough Pizza Restaurant on which stores they should open and which they avoid. The group was provided 60 restaurants’
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Paulina (Jennifer Lopez) gazing out of the school window. A clumsy‚ shy‚ reluctant dancer at first‚ he taps a hidden side to his personality and blossoms into an accomplished ballroom dancer. All very well‚ except none of his family is aware of this chrysalis bursting open in this way. In roughly one hour and forty-five minutes‚ the film turns all expectations and predictability on their respective heads. With all the action building up towards the climactic Chicago Tattinger Trophy who could blame
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Jessica Fauset’s Plum Bun: A Novel without a Moral and Nella Larsen’s Passing share many similarities that revolves around African-American women passing as white. In Plum Bun: A Novel without a Moral‚ the main character‚ Angela Murray decides to deny her own race to enter the upper-class white world. Likewise‚ the character‚ Clare Kendry in Passing uses her charm and ivory-colored skin to pass for white and she also leaves behind her own race to join the white world. Angela and Clare comes from
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Introduction Exchange rates play a vital role in a county’s level of trade‚ which is critical to every free market economies in the world. Besides‚ exchange rates are source of profit in forex market. For this reasons they are among the most watched‚ analyzed and governmentally manipulated economic measures. Therefore‚ it would be interesting to explore the factors of exchange rate volatility. This paper examines possible relationship between EUR/AMD and GBP/AMD exchange rates. For analyzing relationship
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application of regression analyses to be used as a tool pursuant to understanding cost behavior and forecasting future costs using publicly available data from Continental Airlines. Specifically‚ the case focuses on the harsh financial situation faced by Continental as a result of the recent financial crisis and the challenges it faces to remain profitable. It then highlights the importance of reducing and controlling costs as a viable strategy to restore profitability and how regression analysis can
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