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Data Science

A collection of 4 issues

Installing Trino (Presto) in ubuntu 20.04 LTS.

Trino was formerly known as Presto. Trino is a distributed SQL query engine, Basically this widely adapted for running Analytical queries, which can be connected by various Business intelligence tools or through JDBC drivers. So if you're new to Data Science, you would be wondering, what is the

Install `jupyter` Note book for Scala on ubuntu 18.04 LTS

So If you're a data scientist or an enthusiast you might have come across jupyter Note book, so juypter is an open source web application which helps you to run live code, plot visualisation charts,brief text narration of written code, we generally use jupyter note book to

4 Moments : Skew,Kurtosis,Mean,Variance in Scala and Apache Spark

Moments is specific quantitative measure of the shape of the data. In statistics, moments are used to understand the various characteristics of a probability distribution. usually we use moments to characterise the data, identify the shape of normal distribution. Moments are used measure to central tendency, dispersion, skewness and kurtosis

Identifying 3 basic Flavours of data for processing.

Before stepping into data processing we have to identify the what's flavour of the data. before applying fancy algorithm or basic statistics like mean median or mode, so our results wont deviated, so basically we can divide data in three parts. 1) Numerical. Numerical data represented in digits