دانلود Udemy Statistical Data Analysis Using R

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فرد مبتدی که می خواهد R را برای آمار و تجزیه و تحلیل داده ها اعمال کند

در ادامه با برخی از سرفصل های درسی این مجموعه آموزش آشنا می شویم :

–Introduction

Introduction
Preview
Population Vs Sample
Preview
Statistics Introduction
Preview

–Basic R Programming Fundamentals

Installing R on Windows

Installing RStudio & Look around RStudio Interface
Preview
First R Program & Basic Mathematical Operations
Preview
Data Types & Variables

Relational & Logical Operators

–Vectors, Matrices, Lists and Dataframes

Creating Vectors
Preview
Logical Vectors

Factors

Creating Matrices & diag Function

Creating Lists

What are Data Frames

Creating Data Frames

Subseting Data Frame

Import Data from Text & CSV Files

Missing Data in Data Frames

–Data Handling using dplyr Package

dplyr Package

dplyr select() - Select Columns of Data Frame
Preview
dplyr filter() - Extract Rows from Data Frame

dplyr arrange - Sort or Reorder rows of Data Frame

dplyr rename() - Renaming Columns of Data Frame

dplyr mutate() - Mutate Data Frames

dplyrgroup_by() - Generate Summary Statistics

dplyr %% - Pipeline Operator

–Data Visualization in R

Bar Plots

Histograms

Scatter & Line Plots

Box Plots

Multiple Plots in a Layout

–Qualitative and Quantitative Data

Qualitative Data

Visualizing Qualitative Data

Quantitative Data

Visualizing Quantitative Data

Visualizing Stock Price Quantitative Data
Preview

–Descriptive Statistics

Min, Max, Sum, Prod and Sort functions on Quantitative Data

Mean or Arithmetic Mean

Geometric Mean

Applications of Geometric Mean

Harmonic Mean

Median and Mode

Outliers

Quartiles and Quantiles

Variance and Standard Deviation

Stock Price Data - Variance and Standard Deviation

Correlation and Covariance

Stock Price Data - Correlation and Covariance

–Bivariate and Multivariate Data

Bivariate Qualitative Data
Preview
Bivariate Quantitative Data

Multivariate Data

–Probability Distributions

Probability Distribution

Uniform Distribution

Normal Distribution

–Inferential Statistics - Hypothesis Testing

p-value - Statistical Hypothesis

Degrees of Freedom

Confidence Interval

Hypothesis Testing

Chi-squared test

–More on - R Programming Fundamentals

Sequences Operator
Preview
Replicate Function

Conditional Control Statements
Preview
Loops or Iterative Statements
Preview
Functions

–More on - Vectors

Subsetting Vectors

Vector Matching Operator & Methods

Vector Arithmetic & Mathematical Functions

Vector - Implicit & Explicit Coercion

–More on - Matrix and Lists

Matrix - Naming & Binding Rows-Columns

Subsetting Matrix

Matrix Operations & Functions

Subsetting List

List - Naming, Subset Operator & Concatenation

–More on - Data Frames

Data Frame subset() function

Data Frame rbind() and cbind()

Data Frame edit() function

–More on - Data Import and Export

Import Data from RDS Files

Import Data from Internet

Exporting Data to CSV Files