Bu YifanStatistic — Distributions of Discrete random variablesIn this article, we would like to introduce three main kinds of distributions of discrete random variables, these are the Bernoulli…Oct 29, 2020Oct 29, 2020
Bu YifanMachine Learning — Complete Linear RegressionLinear regression is a method that describes dependence relationships, a linear model establishes the relationship between a dependent…Sep 17, 2020Sep 17, 2020
Bu YifanFinance — Investment Appraisal (Discounted Cash Flow Approach — NPV)There are basically two discounted cash flow (DCF) methods of investment appraisal: the net present value (NPV) and the internal rate of…Sep 12, 2020Sep 12, 2020
Bu YifanFinance — Investment Appraisal (Traditional Methods)Stephen Lumby(1981) defined an investment decision as one which made by the investors or the top management, involves the company in a…Sep 7, 2020Sep 7, 2020
Bu YifanStatistics — Hypothesis Testing“A thesis is something that has been proven to be true. A hypothesis is something that has not yet been proven to be true.”Aug 29, 2020Aug 29, 2020
