Quant: A quant is short for quantitative analyst.
Definition of Latent Dirichlet Allocation Latent Dirichlet Allocation: Latent class analysis (LCA) is a technique used in statistics and data mining for the analysis of categorical data. LCA is a type of cluster analysis that seeks to identify a finite number of unobserved classes (clusters) within a population. The detected classes are latent, meaning they…
Artificial intelligence (AI) is the ability of a computer program to learn from data, recognize patterns and make decisions with minimal human intervention
A Bayesian network, also called a belief network, is a probabilistic graphical model that represents a set of random variables and their conditional dependencies. Variables are represented as nodes in the…
Definition of Null Hypothesis The null hypothesis is a statement that is presumed to be true until evidence is presented to suggest otherwise. In statistics, the null hypothesis is typically contrasted with the alternative hypothesis, which is the statement that is posited if the null hypothesis is found to be false. The null hypothesis is…
Confidence Interval: A range of values that is calculated based on sample statistics and is used to measure how accurate a prediction made by a model is likely to be.
Definition of Data Analyst Data Analyst: A data analyst is a professional who is responsible for interpreting data and presenting it in a way that is easy to understand. They work with teams of data scientists and engineers to help turn raw data into insights that can be used to make decisions. What does a…