# Tag Archives: data-science

The One proportion Z-test is used to compare an observed proportion to a theoretical one when there are only two categories. For example, we have… Read More
Exploratory Data Analysis or EDA is a statistical approach or technique for analyzing data sets in order to summarize their important and main characteristics generally… Read More
Neural networks also known as neural nets is a type of algorithm in machine learning and artificial intelligence that works the same as the human… Read More
Classification is the task in which objects of several categories are categorized into their respective classes using the properties of classes. A classification model is… Read More
Prerequisite: Understanding Logistic Regression Logistic regression is the type of regression analysis used to find the probability of a certain event occurring. It is the… Read More
Data Science is the art of drawing and visualizing useful insights from data. Basically, it is the process of collecting, analyzing, and modeling data to… Read More
From a mathematical foundation viewpoint, it can be said that the three pillars for data science that we need to understand quite well are Linear… Read More
Uni-variate optimization is a simple case of a non-linear optimization problem with an unconstrained case that is there is no constraint. Uni-variate optimization may be… Read More
Data Science is an interdisciplinary field that focuses on extracting knowledge from data sets which are typically huge in amount. The field encompasses analysis, preparing… Read More
Wikipedia defines optimization as a problem where you maximize or minimize a real function by systematically choosing input values from an allowed set and computing… Read More
Did you think data is only for big companies and corporations to analyze and obtain business insights? No, data is also fun! There is nothing… Read More
The Shapiro-Wilk’s test or Shapiro test is a normality test in frequentist statistics. The null hypothesis of Shapiro’s test is that the population is distributed… Read More
The two-proportions z-test is used to compare two observed proportions. For example, let there are two groups of individuals: Group A with lung cancer: n… Read More
Wikipedia defines optimization as a problem where you maximize or minimize a real function by systematically choosing input values from an allowed set and computing… Read More
Wikipedia defines optimization as a problem where you maximize or minimize a real function by systematically choosing input values from an allowed set and computing… Read More