Rpubs getting and cleaning data assignment. Each row of the dataset is an average of each activity type for all subjects. New dataset The new generated dataset contained variables calculated based on the mean and standard deviation. Peer-graded Assignment: Getting and Cleaning Data Course Project by Nunno Nugroho Last updated about 7 years ago Comments (–) Share Hide Toolbars The purpose of the assignment is to demonstrate your ability to collect, work with, and clean a data set. The audience is comfortable with basic R . The code was written based on the instruction of this assignment This repository has been developed by Konstantinos Papageorgiou for the purpose of the Peer-graded Assignment of the course : Data Science: Foundations using R Specialization - Getting and Cleaning Data Course of the Johns Hopkins University Getting and Cleaning Data Week 1 Assignment by Olusola Last updated about 5 years ago Comments (–) Share Hide Toolbars Example discusses how DNA data is collected, and various samples are combined. Considering that all of this is done by a machine, I don't think this was a terribly relevant example. Aug 26, 2025 ยท Image by Editor | ChatGPT This article shows how to build a reliable data cleaning workflow in R that you can reuse across projects. It follows a practical path: load data correctly, audit its quality, standardize the schema, fix missingness and types, reshape to a tidy form, validate joins, and wrap everything into a pipeline that writes clean outputs. The goal is to prepare tidy data that can be used for later analysis. xuwl hdbg uvnefu sxshz ywyv wnhi fwpcawz zgog wpxay crylo