--- title: Best Daily Dose of Data Science | Avi Chawla | Substack... description: The most upvoted Daily Dose of Data Science | Avi Chawla | Substack posts from April 2024, curated by the daily.dev community. canonical: https://daily.dev/sources/dailydoseofds/best-of/2024/04 twitter:card: summary_large_image twitter:site: @dailydotdev og:url: https://daily.dev/sources/dailydoseofds/best-of/2024/04 og:type: website og:site_name: daily.dev og:title: Best Daily Dose of Data Science | Avi Chawla | Substack posts — April 2024 | daily.dev og:description: The most upvoted Daily Dose of Data Science | Avi Chawla | Substack posts from April 2024, curated by the daily.dev community. og:image: https://media.daily.dev/image/upload/s--VAY5ToZt--/f_auto/v1724209435/public/daily.dev%20-%20open%20graph --- # Best of Daily Dose of Data Science | Avi Chawla | Substack — April 2024 1. 1 [](https://daily.dev/posts/25-most-important-mathematical-definitions-in-data-science-d87s83jjy "25 Most Important Mathematical Definitions in Data Science") Article Daily Dose of Data Science | Avi Chawla | Substack · 2y 25 Most Important Mathematical Definitions in Data Science The importance of mathematical knowledge in data science and machine learning, a list of important mathematical formulations used in data science and statistics, and the use of mean squared error (MSE) in machine learning. 82 2. 2 [](https://daily.dev/posts/interactive-mind-map-of-all-pandas-operations-m7hddgvyp "Interactive Mind Map of All Pandas Operations") Article Daily Dose of Data Science | Avi Chawla | Substack · 2y Interactive Mind Map of All Pandas Operations The post shares an interactive mind map that lists all Pandas methods grouped by operation type. It covers various types of operations like I/O methods, DataFrame creation methods, statistical info, renaming methods, plotting methods, time-series methods, grouping methods, pivot methods, and categorical data methods. The mind map helps in discovering new Pandas methods. 12 3. 3 [](https://daily.dev/posts/11-key-probability-distributions-in-data-science-qft0kfpbf "11 Key Probability Distributions in Data Science") Article Daily Dose of Data Science | Avi Chawla | Substack · 2y 11 Key Probability Distributions in Data Science This post covers 11 key probability distributions in data science and explains the concept of maximum likelihood estimation (MLE) for estimating the parameters of a statistical model. 10 [See all Daily Dose of Data Science | Avi Chawla | Substack archives](/sources/dailydoseofds/best-of) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@graph":[{"@type":"CollectionPage","@id":"https://daily.dev/sources/dailydoseofds/best-of/2024/04#page","url":"https://daily.dev/sources/dailydoseofds/best-of/2024/04","name":"Best Daily Dose of Data Science | Avi Chawla | Substack Posts — April 2024","description":"The most upvoted Daily Dose of Data Science | Avi Chawla | Substack posts from April 2024, curated by the daily.dev community.","isPartOf":{"@type":"WebSite","url":"https://daily.dev"}},{"@type":"ItemList","@id":"https://daily.dev/sources/dailydoseofds/best-of/2024/04#items","numberOfItems":3,"itemListElement":[{"@type":"ListItem","position":1,"url":"https://daily.dev/posts/25-most-important-mathematical-definitions-in-data-science-d87s83jjy","name":"25 Most Important Mathematical Definitions in Data Science"},{"@type":"ListItem","position":2,"url":"https://daily.dev/posts/interactive-mind-map-of-all-pandas-operations-m7hddgvyp","name":"Interactive Mind Map of All Pandas Operations"},{"@type":"ListItem","position":3,"url":"https://daily.dev/posts/11-key-probability-distributions-in-data-science-qft0kfpbf","name":"11 Key Probability Distributions in Data Science"}]},{"@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Sources","item":"https://daily.dev/sources"},{"@type":"ListItem","position":3,"name":"Daily Dose of Data Science | Avi Chawla | Substack","item":"https://daily.dev/sources/dailydoseofds"},{"@type":"ListItem","position":4,"name":"Best of","item":"https://daily.dev/sources/dailydoseofds/best-of"},{"@type":"ListItem","position":5,"name":"April 2024"}]}]} ```