From a204ed61d312ca1f38562e194ec1e4b7340feb6a Mon Sep 17 00:00:00 2001 From: Shan-Ding Date: Thu, 27 Oct 2016 10:39:12 -0400 Subject: [PATCH 1/2] Update README.md --- README.md | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/README.md b/README.md index 9153d3e..436eef6 100644 --- a/README.md +++ b/README.md @@ -1,2 +1,13 @@ # Methodology Upload your methodology description here + +After discussion with professor we decided to delete all the cases with grade of zero, and cases with unreasonably extreme data +Then we will change our research aim to find what and how features are correlated with students’ grades for online courses given they finished assignments. +We have two options of methodology. We decided to compare two methodologies. +Method 1: More traditional regression model with cross validation +Method 2: Classification And Regression Tree (CART) analysis or Bayesian +Next week: +Clean the data, do the deletion +Study how to use R to produce Scatter Plots and Correlation Matrix + + From 1f9a49ab86451641a55ac21082f792e90bdbce6c Mon Sep 17 00:00:00 2001 From: Shan-Ding Date: Thu, 27 Oct 2016 10:39:51 -0400 Subject: [PATCH 2/2] Update README.md --- README.md | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/README.md b/README.md index 436eef6..da25cd0 100644 --- a/README.md +++ b/README.md @@ -1,11 +1,12 @@ # Methodology Upload your methodology description here -After discussion with professor we decided to delete all the cases with grade of zero, and cases with unreasonably extreme data -Then we will change our research aim to find what and how features are correlated with students’ grades for online courses given they finished assignments. -We have two options of methodology. We decided to compare two methodologies. -Method 1: More traditional regression model with cross validation -Method 2: Classification And Regression Tree (CART) analysis or Bayesian +- After discussion with professor we decided to delete all the cases with grade of zero, and cases with unreasonably extreme data +- Then we will change our research aim to find what and how features are correlated with students’ grades for online courses given they finished assignments. +- We have two options of methodology. We decided to compare two methodologies. + - Method 1: More traditional regression model with cross validation + - Method 2: Classification And Regression Tree (CART) analysis or Bayesian + Next week: Clean the data, do the deletion Study how to use R to produce Scatter Plots and Correlation Matrix