Data Science

What is Data Science? 

  • An interdisciplinary field combining statistics, computer science, and business knowledge.

  • Its goal is to extract valuable insights and knowledge from data (both structured and unstructured).

  • It answers key business questions: what happened, why, what will happen, and what to do about it.

  • The process involves collecting, cleaning, processing, analyzing, and communicating data insights.

What is Statistical Inference? 

  • It's the process of using sample data to

...

See on Wikiteka »

Fin 311 Exam 1

A municipal bond carries a coupon rate of 6.00% and is trading at par.

Required:

What would be the equivalent taxable yield of this bond to a taxpayer in a 38% combined tax bracket?

r= rm/ (1−t); r = equivalent taxable yield, rm= municipal bond yield, t = tax rate

0.06 / (1 - 0.38) = 0.096774 -> 9.68%

An investor is in a 40% combined federal plus state tax bracket. If corporate bonds offer 7.75% yields, what yield must municipals offer for the investor to prefer them to corporate bonds?

rm...

See on Wikiteka »

Principios y Tipos de Cooperativas: Guía Completa

Reglas Rochdale

Libre ingreso, derecho a retirarse, derecho de la sociedad a excluir socios, neutralidad política y religiosa, organización democrática, igualdad entre socios, distribución de excedentes, interés limitado sobre el capital, educación cooperativa, ventas al contado, control de calidad de productos.

Valores Cooperativos

Ayuda mutua, responsabilidad, democracia, igualdad, equidad, solidaridad, honestidad, transparencia, responsabilidad social y preocupación por los demás.

Principios

...

See on Estudiapuntes »

Law Exam

Q7
Suit of Civil Nature
A suit of civil nature refers to a legal dispute that involves a claim or question of a civil nature, such as:

1. Property rights: Disputes related to ownership, possession, or title of property.
2. Contractual disputes: Disputes arising from contracts, agreements, or obligations.
3. Tortious claims: Claims for damages for wrongful acts, such as negligence or defamation.
4. Personal rights: Disputes related to personal rights, such as marriage, divorce, or inheritance.

## Exclusion

...

See on Wikiteka »

Law Exam

Q1

Principles of Non-Discrimination in International Trade Law
In international trade law, non-discrimination is a fundamental principle that ensures equal treatment of goods, services, and service suppliers from different countries. The two main principles of non-discrimination in international trade law are:

### 1. Most-Favored-Nation (MFN) Principle
- Definition: The MFN principle requires that a country treats goods, services, and service suppliers from one country no less favorably than it treats

...

See on Wikiteka »

Data structure

Q.1) Define data structure, explain its type with example 

A data structure is a specialized format for organizing, processing, retrieving, and storing data. It enables efficient access and modification of data, making it a fundamental concept in computer science and programming. Data structures are essential for managing large amounts of data, supporting various operations such as searching, sorting, insertion, deletion, and traversal. 

Data structures can be broadly classified into two categories:...

See on Wikiteka »

Cheat

1️⃣ Ultrasonic Pulse Velocity (UPV) Test
The Ultrasonic Pulse Velocity (UPV) test is a non-destructive method used to determine the quality, homogeneity, and strength of concrete. In this test, ultrasonic pulses are passed through concrete, and the travel time of these pulses is measured. The velocity depends on the density and elasticity of concrete.
High velocity → indicates good quality, dense and uniform concrete.
Low velocity → shows cracks, voids, or poor quality.
This test helps in
...

See on Student Notes »

oinuoihiuohn

The Physics of Attention

Attention is the most valuable resource we have, though it is weightless, invisible, and unmeasurable by any instrument. Like energy, it cannot be created from nothing; it must be drawn from somewhere. Every choice to focus on one thing is a quiet act of neglect toward everything else. Modern life has made this trade-off more violent than ever. We live inside an ecosystem designed to fracture concentration into packets of dopamine. Notifications, feeds, and algorithms are...

See on Student Notes »

media

Discuss the function of Media planning in advertising.

Media planning involves determining the most effective way to deliver advertising messages to the right audience through the right media channels.

  • Identifying target audience based on demographic, psychographic, and behavioral factors.
  • Selecting appropriate media channels such as TV, print, digital, or outdoor.
  • Deciding on timing and frequency to maximize impact.
  • Allocating budget effectively across media platforms.
  • Maximizing reach and frequency
...

See on Student Notes »