Exponential Distribution Formula A random variable X is said to follow Exponential distribution if it has the following probability density function the value f(x) is zero when x
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Definition of Artificial Intelligence, Niti Aayog, India “AI refers to the ability of machines to perform cognitive tasks like thinking, perceiving, learning, problem solving and… Read More
Before understanding Binomial distribution you have to understand Bernoulli trial. What is Bernoulli trial? A Bernoulli trial is a random experiment in which there are two possible out… Read More
Poisson Distribution- The Poisson distribution is defined by a single parameter, usually denoted by λ (lambda), which represents the average rate of occurrence of the events. The prob… Read More
Variance and Standard Deviation are both essential concepts in statistics and finance. Let’s explore the differences between them: Variance: Definition: Variance is a numerical value t… Read More
Suppose you want to solve an equation x2+1=0 then you will get x=√-1 which does not belongs to real number system. Leonhard Euler proposed to write √-1… Read More
OpenAI Launched Sora Which Can Create Video from Text Credit: https://openai.com/sora Suppose you are making a video and there are scenes you can not shoot, do not worry. Sora an A. I… Read More
Bernoulli Trials Many experiments have only two outcomes, for example if you are tossing a coin you will get head or tail. If you rolling a dice you will have number on the face which may be… Read More
Random variable is a very important concept in probability, statistics, data science and machine learning, one must learn concept of random variable and related conce… Read More
Servo Motor Servo motors is a special type of motor which can not move 360 degrees, however, it can move 180 degrees. Furthermore, it can be used for making smart dustbin project, … Read More
Arduino microcontroller is a very popular open source project which can be used to make prototype for electronics, robotics and IoT projects. In this post, I will explain how to on and off L… Read More
Example-1- Write the solution set of the equation x2+x-2=0. Solution- x2-x+2x-2=0 x(x-1)+ 2(x-1)=0 (x-1)(x+2)=0 x=1 , x= – 2 S={1, -2} Example-2- Write the set {x: x is a positive inte… Read More
In real life, we often come across collection of objects viz. #Cricket Team #Pack of Cards #Members of a Club In mathematics, we also come across collections, examples are. #Odd natural numb… Read More
The post Python for Beginners appeared first on PostNetwork Academy Read More
In this post you will see that how to make a program in Python which calculates factorial of a natural number, and how it works. You will see that how program is made line by line. First you… Read More
Write a program which finds sum of natural numbers in Python. To understand sum of natural numbers in Python, first understand natural numbers. Set of natural numbers are denoted by N and it… Read More
In this post, I will explain how to make a Python program which will revere a number i.e. when input number is 325 the output would be 525. If you see the above code first line&n… Read More
World’s top universities of 2023-2024 was published by QS ranking on 27-June-2023. Further, I have added two more additional columns established year and noted people of the university… Read More
If you are trying to get an understanding of Microcontroller Arduino. The first program you will start from glowing an LED. Thereafter, you will use Ultrasonic sensor, DHT sensor, Touch sens… Read More
If you are learning Python, and you are a beginner, after making Hello world program in Python. You should perform basic computations like addition, multiplication, s… Read More
Understand Decision Tree Learning Decision tree learning is a supervised learning algorithm, which can be used for classification as well […]
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Basically, there are four types of machine learning algorithms. 1- Supervised Learning Algorithms- In supervised learning, values of features and […]
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Explanation of code line by line.
The post Program to Find Out Circumference and Area of a Circle in Python appeared first on PostNetwork Academy.
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Ultrasonic Sensor- Ultrasonic sensor is an electronic device which can calculate distance. It transmits ultrasonic waves and converts ultrasonic waves […]
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Arduino Code- Description- See video:-
The post Glow Two-LED Alternatively Using Arduino appeared first on PostNetwork Academy.
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Arduino Projects
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Glow an LED using Arduino Line-1-setup() function is used to configure Pins for INPUT, OUTPUT, signal rate etc. Line-2-Block of […]
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A function is called quadratic, if its domain and range is set of real numbers i.e f: R–>R and it […]
The post Quadratic Function in Mathematics appeared first on… Read More
A function is called identity function if its domain and range is set of real numbers i.e f:R–>R and is […]
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In this post, I am going make a Python’s program which will check whether a number is even or odd. But before making program, first you need to understand modulus operator %. The… Read More
a is refering to 5 which means wherever a is used its value would be 5 b is refering to […]
The post Multiplication of Two Numbers in Python appeared first on PostNetwork Academy.
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a is refering to 5 which means wherever a is used its value would be 5 b is refering to […]
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The post Exponentiation Operator in Python Animation in Manim appeared first on PostNetwork Academy.
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Video Output
The post Python Manim Code with Video Output appeared first on PostNetwork Academy Read More
Adding two numbers in Python is very easy to understand, if you want to learn Python it is your starting […]
The post Add Two Numbers in Python appeared first on PostNetwork Academy… Read More
Ungrouped data- Ungrouped data refers list of individual observations which are not categorized or summarized. Basically, ungrouped data are collected […]
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Population- Population refers to group of individuals under study, you can understand it by an example. Suppose you have a […]
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Glowing LED Using MicroPython on ESP8266 Board This is a simple project in which I will glow an LED on […]
The post Glowing LED Using MicroPython on ESP8266 Board appeared first on Po… Read More
Panda’s Series- In the last post, I explained how to create a panda’s series. Further, a pandas series has a […]
The post Pandas Series Functions min(), max(), mean(… Read More
Pandas Series Series is like one dimensional array or a column in a table and can be hold any type […]
The post Pandas Series a Python’s Library for Data Handling appeared first… Read More
K-Means clustering is an unsupervised machine learning algorithm which partitions n instances into k clusters by similarity. As K-Means clustering […]
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K-Nearest Neighbors algorithm (KNN) K-Nearest Neighbors algorithm (KNN) is a very important supervised machine learning algorithm and one should start […]
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Covariance and Correlation- Covariance and correlation both measure linear relationship between two variables. However, they differ at some points. In […]
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Group in Algebra Let G be a non-empty set and * (multiplication) be a binary operation defined on G. Then […]
The post Group in Algebra appeared first on Hub and Network of Posts… Read More
If X is a random variable having mean μ , then variance of random variable X is denoted as Var(X) […]
The post Variance of a Continuous Random Variable appeared first on Hub and N… Read More
Expectation of a Continuous Random Variable Expectation of a continuous random variable is defined as Suppose a continuous random variable […]
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Mathematical or Classical Probability- If a random experiment is conducted which results in n exhaustive, mutually exclusive, and equally likely […]
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If (X,Y) is a two-dimensional discrete random variable, then joint probability mass function of X and Y denoted by pxy […]
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1-Random Experiment- If an experiment is conducted then the outcome will not be unique but it may be from possible […]
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Entropy of a random variable measures uncertainty inherent to possible outcomes of the variable. H(X)= -Σi=1n pilog2pi Where pi ...
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A random variable X is a function from a sample S to real numbers R, i.e X: S——>R. Suppose you...
The post Expectation of a Discrete Random Variable appeared first on Hub and… Read More
A random variable X is a function from a sample S to real numbers R, i.e X: S——>R. Suppose you...
The post Random Variable and Probability Density Function appeared first on H… Read More
Taylor’s theorem states that we can get expansion of a function f(x) at x=a This can be written as When...
The post Taylor’s and Maclaurin’s Series appeared first on Hub an… Read More
In this post, I am going to explain how to attach a Servo motor with Arduino. I will explain about...
The post Servo Motor with Arduino appeared first on Hub and Network of Posts.
See Als… Read More
Keras Deep learning framwork is very popular among researchers and developers which is built at top of Tensorflow. Furthermore, Keras...
The post Train a Simple Deep Learning Network u… Read More
In this post, we are going make a program which will show three names at delay of 10 seconds using...
The post Display Three Names at Delay of 10 Seconds using Arduino and LCD appeared first… Read More
Linear regression Linear regression is a supervised learning algorithm and tries to learn a linear function from a given data...
The post Linear Regression using Gradient Decent… Read More
Python Programming Python is very popular Python character set These are character set
The post Python table of contents appeared first on Hub and Network of Posts.
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The post Python Quiz test appeared first on Hub and Network of Posts.
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In Python you can create an abstract class using library, but by default there are not any mechanisms to provide […]
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Structured Query Language (SQL) is de facto language for storing and retrieving structured data from a table. In this post, […]
The post Create a Table in SQL and Se… Read More
Python is an object-oriented language and a class can have properties and methods. In this post, I will create a […]
The post Mathematical Operations in Python using Object-Oriented… Read More
R programming language is very popular for data science, machine learning and statistical computing. Furthermore, the syntax of R is […]
The post Addition in R programming language ap… Read More
Sometimes you may need to update table in SQL which you have created. For this you need to use UPDATE […]
The post Update Command in Structured Query Lan… Read More
An array in Java is a collection of values having contiguous memory locations and share a common name. Suppose you […]
The post Array in Java appeared first on Hub and Network of Pos… Read More
Generators in Python are like ordinary function the difference that it contains yield statement instead of return. Furthermore, when a […]
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Suppose that in Python you want to expand an expression (x+y)2 to x2 + y2 + 2 xy, this can […]
The post sympy Library in Python appeared first on Hub an… Read More
COUNTIF() and SUMIF are very important functions in excel which are used to automate manual tasks. Furthermore, these functions are […]
The post COUNTIF and SUMIF Fu… Read More
K-nearest neighbors algorithm is a machine learning algorithm which is used for classification and regression, and it can be applied […]
The post K-Nearest Neighbors Algorithm in Pyth… Read More
1-import csv 2-fcsv=open(‘mycsv.csv’, ‘r’) 3-table=csv.reader(fcsv) 4-for row in table: 5- print(row) Program Description In the abo… Read More
Python is a very popular language for data analysis and data manipulation. Furthermore, Python has a lot of libraries to manipulate Excel data. In this post, I will explain how to writ… Read More
Not only variables but a list can also be passed and manipulated in a Python’s function. If you want to read about function read the post User Defined Functions in P… Read More
Microsoft Excel is a very popular spreadsheet program which is easy to use and it has a lot formulas which are related to finance, statistics, logical and arithmetic etc.. Furthermore, this… Read More
If value of a parameter is already known then you can assign default values to a Python function’s parameter. Further, the default values can be specified in the function header. For e… Read More
Time and date datatypes and functions in SQL play very important role in DBMS (Database Management Systems). Such as, transaction management, or admission time of a student, time of pr… Read More
Array in PHP- In PHP, there are three types of arrays , and array() function is used to create an array in PHP. 1- Indexed or Numeric Array- In a numeric or an indexed array...
The pos… Read More
ORDER BY Keyword is used to sort record in ascending or decending order. If you want to learn how to create a table, insert data into it and select record from table see my previous...
The p… Read More
In the previous post Create Table Insert Data Into Table and Select Data in SQL, you have learnt how to create a table, insert data into it and select rows… Read More
Structured Query Language (SQL) is standard language to manipulate databases. MySQL, MariaDB, MS-Access and all popular Database Management System software use SQL. In this post, I will demo… Read More
Dictionary in Python is a very important data-structure which can have elements in the form of of key value pairs key:value. Moreover, dictionary also provides different methods to manipulat… Read More
Dictionary in Python is a very important data-structure which can have unordered list of key value pairs. See a dictionary d={2:4, 3:9, 4:16, ‘India’:’Delhi’} In dict… Read More
A list in Python is collection of values of any type such as integer, float, string or a complex number in a square bracket separated by comma. For example If you can create a list...
The po… Read More
Set is a fundamental concept in mathematics and each object of interest in mathematics is set of some type. Set theory was developed by German mathematician George Cantor, who defined set as… Read More
Geogebra is a very powerful tool to visualize mathematical concepts. Such as, points, lines functions, circle, and three dimensional objects cylinder, sphere, cube and many more objects. Fur… Read More
Graphical User Interface (GUI)- Graphical User Interface (GUI) allows a user to interact with programs using visual components. Such as, entry box, buttons, canvas, menus etc.. On the… Read More
Robotics and Machine Learning Workshop Day 1 Links for Study Operators in Python Google Colab Python Codes- https://colab.research.google.com/drive/1nq8am2IdOAhy-S9WukNf09SHsPH2RwQg?us… Read More
List comprehension in Python refers to the shortcut and concise way to create a list using for loop or creating a Python list in Pythonic way. If you want to create a list l1 in… Read More
Operators in python play very important role to compute mathematical, relational or logical expression. Operators in Python are tokens and when they apply on variables they prov… Read More
The post Quizzes on Data Visualization in Python appeared first on Hub and Network of Posts Read More
The post Quizzes on Tokens in Python appeared first on Hub and Network of Posts Read More
Online Python Interpreters with Their Links : Google Collab https://co… Read More
During lockdown a number of webinars are conducted by several experts. Some are giving session on Yoga some are on parental care of kids during lockdown many more. I have also attended a web… Read More
The post Corona (Covid19) Cases World Wide appeared first on Hub and Network of Posts Read More
The post Python Fundamentals appeared first on Hub and Network of Posts Read More
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https://studio.youtube.com/channel/UCUg_JZLYbz3b3cqsLk4-xtw/livestreaming/dashboard?v=resNkSSWHyohttps://studio.youtube.com/channel/UCUg_JZLYbz3b3cqsLk4-xtw/livestreaming/dashboard?v=resNkSS… Read More
File Handling in Python What happens when you run a program and input some data to be processed. You get result and if you again run your program your previous data are lost. Since Random… Read More
In Python, lambda keyword is used to create anonymous function in Python. User defined functions in Python are defined using def keyword. However, anonymous functions in Python are defined u… Read More
Chi Square Distribution Chi square variate is a square of a normal variate having 1 degree of freedom and chi square distribution is a special case of Gamma distribution. If X is follo… Read More
Gamma function and Gamma Probability Distribution Gamma function and Gamma probability density both are very important concepts in mathematics and statistics. Furthermore, understanding Gamm… Read More
