Ben Lambert – Time series vs cross sectional data

# Month: October 2015

## Matrix Determinants – Intuitive Explanations

What’s an intuitive way to think about the determinant?

Determinant (Wikipedia)

– Look at the parallelogram cartesian points

## Review of Multiple Regression Prep

In Regression w/ Dummy Variables by Melissa A Hardy she reviews Multiple Regression and recommends the reader have a grasp on single-equation regression, partialing and hypothesis testing.

Single-equation Regression

– Linear Regression

Hypothesis Testing

– Hypothesis Testing

Partialing

– I think she’s referring to partial differentiation

## Quora: Datasets open to the public

## Correlation (Pearson, Kendall, Spearman)

## Installing R on Mac OS X and Windows

## Hypothesis Testing

Primers from Stattrek.com

– Hypothesis Tests Intro

– Hypothesis Tests Effect Size and Factors

– Hypothesis Tests Procedure

KhanAcademy Inferential Statistics

– Hypothesis Testing w/ one sample

— Normal distribution

— Z-scores

— Empirical rule

— Sampling distribution of sample mean

– Hypothesis Testing w/ two samples

Jason Delaney Playlists

– Hypothesis testing – one population – mean or proportion

– Hypothesis testing – 2 populations – means or proportions

Inference for Variances (Jason Delaney)