# Manik Seth

## How to find skewness of data

Skewness is a measure of the symmetry of a dataset. It describes the extent to which the values in the dataset are clustered around the mean. A dataset is considered symmetrical if the values on either side of the mean…

## 6 common data visualization methods for analysis

Data visualization in statistics is the process of using graphical representations of data to understand and communicate trends, patterns, and relationships in the data. Data visualization helps in data analysis by making it easier to understand and interpret large amounts…

## Importance of statistics in the field of psychology

Statistics plays a critical role in psychology, a discipline that is concerned with understanding and explaining the behavior, thoughts, and feelings of individuals and groups. Statistics is used to analyze and interpret data collected from psychological research, and helps psychologists…

## What is data? what are levels of measurements of data?

Data in statistics is a collection of values or observations that are gathered and analyzed to understand patterns, trends, and relationships within a particular set or population. It is used to make informed decisions, predictions, and estimates based on statistical…

## How to do Hypothesis testing in statistics

Hypothesis testing is a statistical procedure used to evaluate the validity of a hypothesis. It is a tool that allows researchers to make decisions about a population based on sample data. The process of hypothesis testing involves formulating a hypothesis…

## How to use ggplot2 in R. What is grammar of graphics?

ggplot2 is a popular data visualization package in R that is part of the tidyverse. It provides a wide range of functions for creating high-quality plots, including scatter plots, line graphs, bar charts, and more. One of the key features…

## How to find quartiles of data in statistics

Quartiles in statistics are used to divide a data set into four equal parts, or quarters. The first quartile, also known as Q1, is the data point that separates the lowest 25% of the data from the highest 75%. The…

## How to find percentile of data

Percentiles in statistics are used to divide a data set into 100 equal parts, or percentiles. The nth percentile is the value in a data set that is greater than or equal to n% of the data points and less…

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