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I applied via Campus Placement and was interviewed in Jul 2023. There were 4 interview rounds.
Basics related to stats and aptitude questions. Level was moderate to tough.
Very easy coding question for the python or c programming language
I applied via Campus Placement and was interviewed before Mar 2023. There were 2 interview rounds.
Asked about Numpy , Panads . Some operations of data slicing . 3 problems of python coding .
Standard deviation is a measure of the amount of variation or dispersion of a set of values.
Standard deviation is calculated as the square root of the variance.
It measures how spread out the values in a data set are around the mean.
A higher standard deviation indicates more variability in the data.
Formula for standard deviation: sqrt(Σ(x - μ)² / N), where x is each value, μ is the mean, and N is the number of values.
Correlation measures the relationship between two variables, regression predicts a dependent variable based on independent variables, and gradient descent is an optimization algorithm for finding the minimum of a function.
Correlation measures the strength and direction of a linear relationship between two variables. It ranges from -1 to 1.
Regression is a statistical technique used to model the relationship between a de...
R square is a statistical measure that represents the proportion of the variance for a dependent variable that's explained by an independent variable.
R square ranges from 0 to 1, with 1 indicating a perfect fit.
It is used to evaluate the goodness of fit of a regression model.
A higher R square value indicates that the model explains a larger proportion of the variance in the dependent variable.
I will select columns based on relevance to the analysis goals and data quality.
Identify columns relevant to the analysis goals
Consider data quality and completeness of each column
Remove redundant or irrelevant columns
Use statistical methods or domain knowledge to prioritize columns
I applied via Hirist and was interviewed in Aug 2022. There were 2 interview rounds.
Top trending discussions
I applied via Walk-in and was interviewed in Apr 2021. There was 1 interview round.
Asked about a case study on whom to give a loan among 1000 customers
Python based EDA assignment
I applied via Naukri.com and was interviewed before Feb 2023. There were 3 interview rounds.
posted on 5 Aug 2024
I applied via Walk-in
Data types in SQL define the type of data that can be stored in a column of a table.
Data types include integer, float, text, date, boolean, etc.
Each data type has specific properties and constraints.
Examples: INT for integers, VARCHAR for variable-length character strings.
DBMS is a software system that manages databases, while RDBMS is a type of DBMS that stores data in a structured format using tables.
DBMS stands for Database Management System, which is a software system that allows users to interact with a database.
RDBMS stands for Relational Database Management System, which is a type of DBMS that stores data in a structured format using tables with relationships between them.
RDBMS e...
posted on 3 Mar 2023
I applied via Walk-in and was interviewed in Feb 2023. There were 2 interview rounds.
We started with our friends who is Business associate of Motilal Oswal finance services and those 2 friends are take brokership of financial firm, I was already there as a Tech Guy and Reasearcher for Stock Market and Fundamental Analytics , conducted more than 100 stocks analysis to advise clients to reduce the risk.
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Edelweiss
Motilal Oswal Financial Services
ICICI Securities
Kotak Mahindra Bank