Progress Log 106 (R): Vector Arithmetic

I’m taking an edX course entitled “Introduction to R for Data Science” and all of the concepts described below come from that course. Computations are performed element-wise. As you can see, R multiplies each element in the vector with 3. This works with other mathematical operators as well. Element-wise Subtraction …

Progress Log 105 (R): Create and Name Vectors

I’m taking an edX course entitled “Introduction to R for Data Science” and all of the concepts described below come from that course. Vectors A sequence of data elements. Same basic data type. You can have character vectors, numeric vectors, logical vectors, etc. Create a Vector c() Character Vector Suppose …

Progress Log 78 (Python): Choosing a chart for your Project, Univariate and Bivariate Data, Project – Investigate a Dataset

I’m taking a nanodegree course entitled “Data Analysis” by Udacity and all of the concepts described below come from that course.   Choosing a chart for your project         Project     Notes # Remove rows with zero values. df = df[(df != 0).all(1)] # List of …