DATA SCIENCE Skills

each year, there is more demand for data science talent, and with it comes a need for more data scientists to fill the ranks. Gray Frame Corner Arrow

DATA SCIENCE SKILLs

[{"selector":"#anim-5985a438-f55b-44c0-87cd-b7dc177fca5b","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-b878454e-8345-4fbd-a97c-cc958bf9a33e","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-b1f0ceb3-70a8-4bb0-9617-fd5cc583702d","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-64e6011e-970d-490b-83f3-6835c2f69f01","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-a3d61edf-905a-4a33-8bce-2ed97b185b61","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-4520b741-e78d-4b99-9d1a-ec2a3ba0909b","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-94a76b69-6198-4fda-ae01-ad9917724e00","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-9c1f062f-d7f0-4cb2-aee9-d7f736c0134c","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-fd9c03d5-1b86-4edf-958b-b864d831965e","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-af25fb53-2220-4a10-8d38-5336679107e2","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-467388f8-98e0-440e-a382-81cc5b725832","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-cd507f6b-6673-458f-9ea8-966b4ce98ccc","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-5804b1e8-c6e6-4b9a-8e03-174d13e63fad","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Gray Frame Corner 01 Statistical Programming 02 >>> >>> 03 Probability & Statistics 05 Mathematics >>> 06 Machine Learning >>> >>> Data Visualization 04 SQL Arrow >>> 07 Deep Learning

SQL

[{"selector":"#anim-590459c1-f589-4e29-878e-9af0d15567d2","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-c57a129b-d065-4ef1-a587-9d43c70d2855","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-9d6eac15-77be-4cbc-a25b-79de8c0ce49f","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-d8c527fe-fa5a-4d5c-83db-efeef918d26b","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-5d366ac0-3890-4932-8c12-7dc3495e3ef8","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-6b08a1dd-87ee-4a24-90c2-3978b8754ad9","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-310eb9bd-5c7b-4186-aa9d-983d03b6e520","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-ee35eecc-a49d-46fa-8d49-a794d9607c42","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] easier and critical data science skill that you can gain is SQL, even if you have no programming experience. LEARN LEARN Relational database model SQL commands Null Value Indexes Creating Tables >>> >>> >>> >>> >>> >>> >>> Joins >>> Primary & Foreign Key SubQuery Arrow

Statistics & Probability

[{"selector":"#anim-a3d73b67-6f27-4512-a724-1bce4747485f","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-c8803eaf-51a4-4ce9-8a8a-7b7c975a0108","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-2783b9f1-fde2-42da-accf-7025346b9a14","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-e7ef30fd-5bc3-43d7-9c3e-e62ab670a27b","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-5d0a080e-7db3-4daf-adba-9ec68cdb282d","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-5de589c5-97ac-45d1-8e76-6dbfe5f2e1e9","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-12c8d25c-5809-458a-abbd-ce70d0ac8ea3","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] statistics is a fundamental tool of Data Scientists LEARN LEARN Descriptive Statistics Probability Theory Statistical Features Probability Distributions Dimensionality Reduction Over- and Under-Sampling Bayesian Statistics >>> >>> >>> >>> >>> >>> >>> Arrow

StatisticAL Programming

[{"selector":"#anim-be535f48-8850-4109-82c0-1af4ef76af55","keyframes":{"opacity":[0,1]},"delay":350,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-440ed4d7-b0b1-4c91-9f81-c1fa20eb0466","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-96d35b3e-668e-4689-a23f-3cac755a5450","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-e2e21d1a-0081-4832-be69-7bad2f02a08e","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-f3d6ea7c-4153-44d0-b50b-4bf948597664","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-040bd0e5-de66-4055-892c-a1080dda751b","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] 0218 White Frame Corner all programming languages, especially for data science, have a non-negligible learning curve to overcome PYTHON R Programming JAVA SCALA JULIA >>> >>> >>> >>> >>> Paths Paths Arrow Arrow

Data VISUALIZATION

[{"selector":"#anim-ffd792a2-4843-4e2e-85cd-b2d83b26b519","keyframes":{"opacity":[0,1]},"delay":350,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-ee1b3cc1-1779-49bf-ad6f-c686c61a7ce9","keyframes":{"opacity":[0,1]},"delay":350,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-dd0959fb-ddef-46a2-8094-c333ab81b1fa","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-277387d4-a839-4d86-ab56-a0aeff4ee567","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-58180f1c-1853-4b9c-ab8d-2b27869aa689","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-0e6640d7-a144-47e9-a2aa-49113a999671","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-18b59220-367a-48ce-93af-81c377ac56e0","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] White Frame Corner White Frame Corner statistical visualization is a key component of being a Data Scientist Audience Understanding Storytelling with data Easy to read & understand Empowering and accurate Use clear, concise language to preserve attention >>> >>> >>> >>> >>> Learn Learn Arrow

Math Skills

[{"selector":"#anim-87c6a9e4-74cb-474a-aba1-0df8558b046c","keyframes":{"opacity":[0,1]},"delay":350,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-a199a2ff-c9d1-4d09-85e2-c258d5b82907","keyframes":{"opacity":[0,1]},"delay":350,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-a9140dbf-9b0c-4970-8897-29d042ed59dd","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-94a484e9-57ee-46be-a74c-617f7facd9c1","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-5a1da834-b556-4be4-a137-fef3f9b1d09e","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-eaa577c4-49de-46fa-9742-08c50432d611","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] White Frame Corner White Frame Corner it should come as little surprise that the fundamental competencies data scientists need are a core understanding of Linear Algebra and multivariable calculus. Linear Regression Logistic Regression Matrix Algebra Calculus >>> >>> >>> >>> Learn Learn Arrow

Machine Learning

[{"selector":"#anim-5a157153-87c5-4474-b1a9-fe2dfbcd5633","keyframes":{"opacity":[0,1]},"delay":350,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-a055945f-a1ce-4d31-b3d0-ed5370d962ed","keyframes":{"opacity":[0,1]},"delay":350,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-b350cc7f-40f6-4f3f-a18c-10e81fd01722","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-5625a36d-84b9-4e52-a0b3-ea686537133d","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-5e246613-5452-4684-9e5e-e6466d705143","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-1c0a568e-0c3c-4fd3-b4f5-2901699b4aa7","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-47197a73-fb16-496f-b8a9-6640ac048d98","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-e7973fd6-bc23-4c98-9ebb-97b5d49d307c","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-b84a20cb-6351-4893-a2ba-3a20a7019b40","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] White Frame Corner White Frame Corner FAAANG companies require an expert knowledge Machine Learning knowledge. Predictive Models ML Algorithms CNN Models Recurrent Neural Network >>> >>> >>> >>> Learn Learn Arrow Algorithmic techniques >>> Greedy Algorithms >>> Dynamic Programming >>>

Deep LEarning

[{"selector":"#anim-bc80be37-67e6-4804-8cf1-0b9dbac83d98","keyframes":{"opacity":[0,1]},"delay":350,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-f3ca4b65-6c56-4745-aa40-8fe89f294c4e","keyframes":{"opacity":[0,1]},"delay":350,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-fea55266-9aa3-4e5b-8099-cfd981c26618","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-5bf5c7ea-0da8-42bc-98e4-7bc533de6d05","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-390dae0c-8b20-4836-a836-f4233ecea295","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-ff2530e6-3b7c-4ab4-8546-ca4e2ba1fb7d","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-3e7e0e8c-b388-429f-a3de-81eac1d1eeae","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] White Frame Corner White Frame Corner Deep Learning has become an important element of data science and TensorFlow is heavily used by data scientists for research and high-level implementation of ML algorithms. Discrete Mathematics Neural Architecture Data Modelling & evaluation Reinforcement Learning >>> >>> >>> >>> Learn Learn Arrow Natural Language Processing >>>

Closing Note

Transitioning to a career in data science can mean steady employment in a high-paying industry once you have the right skills. If you’re getting started, practicing and developing these skills through the recommended learning resources will help you build up critical skills to make informed decisions.

Data Scientist Skills

Data Science Stack 01 02 03