Performance Measures of Customer Churn in a Logistic Regression Model

September 19, 2021 Customer churn is an important metric for service companies like telecommunications. Retaining customers is more cost-effective than acquiring new ones (Gallo, 2014). Therefore, a good predictive model can help organizations anticipate and prevent customer churn. In this project, five performance measures are calculated on the telecommunication company customer churn logistic regression model; […]

Statistical Analysis of Telecommunications Churn with Income Prediction

June 12, 2022 This project will analyze the Telco_Extra.xls dataset to perform descriptive statistics on several variables including age, years at current address, gender, level of education, income, marital status, region, customer category (custcat), and churn. Statistical evaluations will investigate customer churn rates to help telecommunications companies better retain future customers. Churn rate is a […]

Stock Prices and Return Series for Google and Amazon

May 22, 2022 For this project, R statistical program is used to construct time series (line) plots for Google and Amazon stock prices and return series. Further, discussion of an appropriate test is performed to claim that Amazon has a higher mean return series than Google. Null and alternative hypotheses are provided, tests performed in […]

Business Intelligence/Business Analytics System Implementation

August 1, 2021 This was one of my early essays in management information systems.  I chose to evaluate a small web agency business.  According to the article, Business Intelligence vs. Business Analytics by Harvard Business Analytics Program (2018), business intelligence is “the use of data to manage day-to-day operational management within a business” (para. 3). […]

A Study of Profitability Ratios

December 5, 2021 Three things an organization needs to prove to investors, lenders, and shareholders are  1) profitability, 2) liquidity, and 3) solvency. We do these measurements with a series of ratios obtained through close analysis of the balance sheet and income statement. Each ratio tells a different part of the whole story. Analysts look […]