Portfolio task 1- A data driven organization and its specifications

To what extent is Gilt Grope adopting the business analytics, explain with examples?

How is it benefitting from doing so? Do analytics contribute to business performance and profitability?

How does the organization use analytics to innovate and to gain competitive advantage?

What are the limitations in the use of analytics by Gilt Group?

What areas of work in the organization could benefit from the use of analytics?

Portfolio Task 2- (A) Critically analyze presentation and interpretation framework

 (B) Presenting an article in a more meaningful way

Portfolio task 3 - Ford Focus - A regression analysis on its age & price

(a) Plot a scatter graph of the data. Does the scatter graph indicate that a linear relationship exists for all or part of the range of the data?

(b) Obtain the regression equation that would enable the price of the car to be obtained given its age.

(c) Using the equation, illustrate how the price of the car could be found if its age was known. Within what age range is your equation valid? Why is this so?

(d) What proportion of variability in price is explained by the age factor?

(e) Using Excel Tool Pak Add-in or any other statistical software regression solution obtained interpret any p-value and explain its use along with the t-test value. What do confidence intervals in the solution tell you?

(f) Investigate whether other factors, such as engine size, would improve the fit of the regression equation.