R is a computer language developed by statisticians for the purpose of working with data. It is a statistical computing and data visualisation language that is frequently used by business analysts, data analysts, data scientists, and scientists.
This R test looks at candidates’ understanding and abilities in Data Visualization, Statistics, Data Wrangling, and Machine Learning,
- R Basics
- Data Visualization
- Statistics with R
- Data Wrangling
- Machine Learning
- Data Scientists
- Data Analysts
The test is created by a subject-matter expert
Testlify’s skill tests are designed by experienced SMEs (subject matter experts). We evaluate these experts based on specific metrics such as expertise, capability, and their market reputation. Prior to being published, each skill test is peer-reviewed by other experts and then calibrated based on insights derived from a significant number of test-takers who are well-versed in that skill area. Our inherent feedback systems and built-in algorithms enable our SMEs to refine our tests continually.
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