Johns Hopkins University
Data Science Specialization
Johns Hopkins University

Data Science Specialization

Launch Your Career in Data Science. A ten-course introduction to data science, developed and taught by leading professors.

Roger D. Peng, PhD
Brian Caffo, PhD
Jeff Leek, PhD

Instructors: Roger D. Peng, PhD

Included with Coursera Plus

Get in-depth knowledge of a subject

(38,841 reviews)

Beginner level

Recommended experience

7 months at 10 hours a week
Flexible schedule
Earn a career credential
Share your expertise with employers
Get in-depth knowledge of a subject

(38,841 reviews)

Beginner level

Recommended experience

7 months at 10 hours a week
Flexible schedule
Earn a career credential
Share your expertise with employers

What you'll learn

  • Use R to clean, analyze, and visualize data.

  • Navigate the entire data science pipeline from data acquisition to publication.

  • Use GitHub to manage data science projects.

  • Perform regression analysis, least squares and inference using regression models.

Overview

What’s included

Shareable certificate

Add to your LinkedIn profile

Taught in English
55 practice exercises

Advance your subject-matter expertise

  • Learn in-demand skills from university and industry experts
  • Master a subject or tool with hands-on projects
  • Develop a deep understanding of key concepts
  • Earn a career certificate from Johns Hopkins University

Specialization - 10 course series

What you'll learn

  • Set up R, R-Studio, Github and other useful tools

  • Understand the data, problems, and tools that data analysts use

  • Explain essential study design concepts

  • Create a Github repository

Skills you'll gain

Rmarkdown, Version Control, Data Analysis, R (Software), R Programming, Data Science, GitHub, Statistical Programming, Software Installation, Data Literacy, and Exploratory Data Analysis

What you'll learn

  • Understand critical programming language concepts

  • Configure statistical programming software

  • Make use of R loop functions and debugging tools

  • Collect detailed information using R profiler

Skills you'll gain

R Programming, Simulations, Performance Tuning, Debugging, Statistical Analysis, Data Import/Export, Data Structures, Program Development, Statistical Programming, Programming Principles, Computer Programming Tools, and Data Analysis

What you'll learn

  • Understand common data storage systems

  • Apply data cleaning basics to make data "tidy"

  • Use R for text and date manipulation

  • Obtain usable data from the web, APIs, and databases

Skills you'll gain

Data Manipulation, Data Import/Export, Data Cleansing, R Programming, Application Programming Interface (API), Data Wrangling, Data Management, SQL, Web Scraping, Data Collection, and MySQL

What you'll learn

  • Understand analytic graphics and the base plotting system in R

  • Use advanced graphing systems such as the Lattice system

  • Make graphical displays of very high dimensional data

  • Apply cluster analysis techniques to locate patterns in data

Skills you'll gain

Ggplot2, Exploratory Data Analysis, Plot (Graphics), R Programming, Dimensionality Reduction, Scatter Plots, Unsupervised Learning, Histogram, Statistical Methods, Statistical Visualization, Data Analysis, Box Plots, and Data Visualization Software

What you'll learn

  • Organize data analysis to help make it more reproducible

  • Write up a reproducible data analysis using knitr

  • Determine the reproducibility of analysis project

  • Publish reproducible web documents using Markdown

Skills you'll gain

Knitr, Rmarkdown, Data Sharing, Version Control, Technical Communication, Data Validation, Data Analysis, R Programming, Exploratory Data Analysis, Statistical Reporting, and General Science and Research

What you'll learn

  • Understand the process of drawing conclusions about populations or scientific truths from data

  • Describe variability, distributions, limits, and confidence intervals

  • Use p-values, confidence intervals, and permutation tests

  • Make informed data analysis decisions

Skills you'll gain

Statistical Inference, Statistical Hypothesis Testing, Probability Distribution, Probability, Statistical Methods, Statistical Modeling, Data Analysis, Sampling (Statistics), Bayesian Statistics, Statistics, Statistical Analysis, Probability & Statistics, and Sample Size Determination

What you'll learn

  • Use regression analysis, least squares and inference

  • Understand ANOVA and ANCOVA model cases

  • Investigate analysis of residuals and variability

  • Describe novel uses of regression models such as scatterplot smoothing

Skills you'll gain

Regression Analysis, Statistical Modeling, Correlation Analysis, Statistical Inference, Predictive Modeling, Data Analysis, Statistical Analysis, Probability & Statistics, and Statistical Methods

What you'll learn

  • Use the basic components of building and applying prediction functions

  • Understand concepts such as training and tests sets, overfitting, and error rates

  • Describe machine learning methods such as regression or classification trees

  • Explain the complete process of building prediction functions

Skills you'll gain

Predictive Modeling, Random Forest Algorithm, Machine Learning Algorithms, R Programming, Classification And Regression Tree (CART), Feature Engineering, Regression Analysis, Machine Learning, Data Processing, Supervised Learning, Data Collection, Predictive Analytics, and Applied Machine Learning

What you'll learn

  • Develop basic applications and interactive graphics using GoogleVis

  • Use Leaflet to create interactive annotated maps

  • Build an R Markdown presentation that includes a data visualization

  • Create a data product that tells a story to a mass audience

Skills you'll gain

Shiny (R Package), Rmarkdown, Interactive Data Visualization, R Programming, Statistical Reporting, Data Mapping, Plotly, Data Presentation, Web Applications, Data Visualization Software, Data Visualization, R (Software), and Package and Software Management

What you'll learn

  • Create a useful data product for the public

  • Apply your exploratory data analysis skills

  • Build an efficient and accurate prediction model

  • Produce a presentation deck to showcase your findings

Skills you'll gain

Natural Language Processing, Predictive Modeling, Data Collection, Exploratory Data Analysis, Data Cleansing, Data Presentation, Data Science, R Programming, Machine Learning, Data Analysis, Data Storytelling, Data Manipulation, and Statistical Analysis

Earn a career certificate

Add this credential to your LinkedIn profile, resume, or CV. Share it on social media and in your performance review.

Instructors

Roger D. Peng, PhD
Johns Hopkins University
37 Courses1,661,378 learners
Brian Caffo, PhD
Johns Hopkins University
30 Courses1,690,047 learners
Jeff Leek, PhD
Johns Hopkins University
32 Courses1,726,406 learners

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