Mar 04, 2026  
GRCC Curriculum Database (2025-2026 Academic Year) 
    
GRCC Curriculum Database (2025-2026 Academic Year)
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MA 235 - Introduction to Data Science


Description
Introduction to the main tools of data science. Such as probability, statistical inference, regression, and machine learning. Introduction to analyzing data and turning data into decision making tools. Topics include collecting, wrangling, and sharing data, and how to communicate results through graphical visualizations.

The course will prepare students to learn the more advanced concepts and skills of data science.

Statistical software will be used. No previous knowledge of a Statistics software package or programing is necessary. (Some experience with programming is recommended.)


Credit Hours: 4
Contact Hours: 4
Prerequisites/Other Requirements: None
English Prerequisite(s): None
Math Prerequisite(s): None
Course Corequisite(s): MA 215  (C or Higher) – Must be taken either prior to or at the same time as this course.
Academic Program Prerequisite: None
Consent to Enroll in Course: No Department Consent Required
Dual Enrollment Allowed?: Yes
Course Fees: $19.00
Number of Times Course can be taken for credit: 1
Programs Where This Course is a Requirement:
Data Science, Certificate
General Education Requirement:
None
General Education Learner Outcomes (GELO):
None
Course Learning Outcomes:
1. Use technology to compute statistical measurements from data sets, then interpret the results.

2. Utilizing technology to create visual representations of statistical data.

3. Create and interpret hypothesis tests for population parameters.

4. Acquire and clean their own data, combining data from multiple sources, and data wrangle.

5. Demonstrate the use of complex models and begin to construct models of their own.

6. Formulate simple algorithms to solve problems, and can code them in a high-level language appropriate for data science work.

7. Create a written, structured presentation, or report consistent with Statistical literature.
Course Outline:
I. R Basics

I.A. Objects

I.B. Functions

1C. Scripts

II. Data

II.A. Tidy Data

II.B. Summarizing

II.C. Data Frames

III. Data Visualization

III.A. Plots

III.B. Robust Visualization

IV. Statistics

IV.A. Probability Distributions

IV.B. Random Variables

IV.C. Central Limit Theorem

V. Statistical Inference

V.A. Sampling methods

V.B. Confidence Intervals

V.C. p-Values

VI. Regression

VI.A. Simple Regression

VI.B. Multiple Regression

VI.C. Least Squares Estimates

VII. Data Wrangling

VII.A. Reshaping

VII.B Web Scraping

VII.C. Text Mining

VIII. Machine Learning

VIII.A. Smoothing

VIII.B. Predict Function

VIII.C. Regression

VIII.D. Nearest Neighbor

IX. Big Data


Approved for Online and Hybrid Delivery?:
Yes
Instructional Strategies:
Lecture: 0-90%

Applied work: 20-70%

Group work: 0-30%

Facilitated discussion: 0-20%
Mandatory Course Components:
Students will obtain a solid introduction to R as a functional programming language and will be able to use R to effectively compute statistical and graphical procedures. 
Equivalent Courses:
None


Name of Industry Recognize Credentials: None

Course-Specific Placement Test: None
Course Aligned with ARW/IRW Pairing: NA
Mandatory Department Assessment Measures:
None
Course Type:
Program Requirement- Offering designed to meet the learning needs of students in a specific GRCC program.
Course Format:
Lecture - 1:1
Total Lecture Hours Per Week: 4
People Soft Course ID Number: 105131
Course CIP Code: 27.01
Maximum Course Enrollment: 25
General Room Request: Computer Lab, (or computer laptop cart.)
High School Articulation Agreements exist?: No
Non-Credit GRCC Articulation Agreement With What Area: No
School: School of STEM
Department: Mathematics
Discipline: MA
First Term Valid: Fall 2022 (8/1/2022)
1st Catalog Year: 2022-2023
Name of Course Author:
Brian Hadley
Faculty Credential Requirements:
18 graduate credit hours in discipline being taught (HLC Requirement), Master’s Degree (GRCC general requirement), Other (list below)
Faculty Credential Requirement Details:
Master’s Degree in Mathematics, or in a closely related field with at least 18 semester hours of graduate work in mathematics.  A background in Statistics is required. Faculty must be comfortable with a Statistical programming environment.
Course Review & Revision Year: 2026-2027



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