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Sandhya Krishnan

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Sandhya Krishnan

Covariance and Its Major Flaws

Covariance measures the strength of the linear relationship between two variables. That is how much one variable goes up(down) when the…

Oct 29, 2022

Covariance and Its Major Flaws

Oct 29, 2022

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Sandhya Krishnan
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Geek Culture

Does Cleaned Data guarantee high Data Quality?

The direct answer to the “Does Cleaned Data guarantee high Data Quality?” is a big NO and Never. This article covers data quality…

Oct 19, 2022

Does Cleaned Data guarantee high Data Quality?

Oct 19, 2022

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Sandhya Krishnan
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Simple Moving Average and Exponentially Weighted Moving Average with Pandas

A trend is a pattern, which shows the movement of data with respect to time. It can be measured by using Freehand Graphical Method, Method…

Nov 13, 2021

Simple Moving Average and Exponentially Weighted Moving Average with Pandas

Nov 13, 2021

Sandhya Krishnan

Optimize code in python using *args and **kwargs

Python offers the flexibility of passing a variable number of arguments to a function using *argsand **kwargs.

Apr 1, 2023

Optimize code in python using *args and **kwargs

Apr 1, 2023

Sandhya Krishnan

Dictionary Manipulation in Python

A dictionary is a collection of key-value pairs, where each key is unique and mapped to a corresponding value. Dictionaries are denoted by…

Mar 29, 2023

Dictionary Manipulation in Python

Mar 29, 2023

Sandhya Krishnan
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Geek Culture

List Comprehension and Dictionary Comprehension

List comprehension

Mar 24, 2023

List Comprehension and Dictionary Comprehension

Mar 24, 2023

Sandhya Krishnan
in
Geek Culture

List Manipulation in Python

In python, there are several built-in data types to store collections of data. These include List, Tuples, Sets, Dictionary, Array, and…

Mar 21, 2023

List Manipulation in Python

Mar 21, 2023

Sandhya Krishnan

Why is Adjusted R-Squared preferred over R-Squared?

R-Squared explains the linear relationship between the independent variables and the dependent variable, which is the sum of squared errors…

Dec 20, 2022

Why is Adjusted R-Squared preferred over R-Squared?

Dec 20, 2022

Sandhya Krishnan

What Changed from 2021 to 2022 in ML and DS? — Kaggle Survey

This blog explains what changes are there in Data Science and Machine Learning with respect to Kaggle Survey 2022 especially considering…

Nov 24, 2022

What Changed from 2021 to 2022 in ML and DS? — Kaggle Survey

Nov 24, 2022

Sandhya Krishnan

Importance of Chebyshev’s Theorem

The Empirical Rule, or the 68–95–99.7 rule, can be used only for normal distribution.

Nov 9, 2022

Importance of Chebyshev’s Theorem

Nov 9, 2022

Sandhya Krishnan

Sandhya Krishnan

Data Quality Engineering Manager — Python || IIM Calcutta || https://www.linkedin.com/in/sandhya-krishnan-40a20895/

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