Note: These videos will all be revised to incorporate RStudio and other updates to the lessR system.
Book on data analysis, R and lessR: R Data Analysis without Programming
These videos are of actual R/lessR sessions and can substitute for, or complement, the accompanying slides from Sec 1.2 and part of Sec 1.3. As an option, if you wish to follow along in the second two videos of reading the data and doing some analyses, here is the data.
| Get R, Start R [at 3:00], Get lessR [at 4:25] [5:57] |
| Read the Data into R [8:05] |
| Bar Chart, Histogram [5:22] |
Computer: To read data into R use the lessR Read function. The lessR functions BarChart and Histogram provide the specified graphs plus summary statistics.
| 1.2 | Using the Computer | pdf [19] |
1.2a [13:40] |
1.2b [9:11] |