Notes, abstracts, papers, exams and problems of Secondary education

Irregular Verb Conjugations

Types of Data

Population and Sample

When dealing with large datasets, it's often impractical to analyze every single data point. In such instances, we collect data from a subset of the population known as a sample.

Quantitative and Categorical Data

Quantitative data represent numerical values and allow for arithmetic operations like addition, subtraction, multiplication, and division. Examples include height, weight, and temperature.

Categorical data represent categories or groups and cannot be manipulated with arithmetic operations. Examples include gender, hair color, and country of origin. We can summarize categorical data by counting the number of observations or computing the proportions of observations in each category.

Cross-Sectional and

Selecting Samples

A simple random sample of size n from a finite population of size N is a sample selected such that each possible sample of size n has the same probability of being selected.

A random sample of size n from an infinite population is a sample selected such that the following conditions are satisfied.

Point Estimation

By making the preceding computations, we perform the statistical procedure called point estimation. We refer to the sample mean x as the point estimator of the population mean m, the sample standard deviation s as the point estimator of the population standard deviation s, and the sample proportion p as the point estimator of the population proportion p. The numerical value obtained for x, s, or p is called the point... Continue reading "Understanding Sampling, Estimation, and Hypothesis Testing in Statistics" »

The Vietnam War (1955-1975)

Overview

The Vietnam War, also known as the Second Indochina War and the Resistance War Against America (or simply the American War in Vietnam), was a protracted conflict spanning from November 1, 1955, to the fall of Saigon on April 30, 1975. The war involved Vietnam, Laos, and Cambodia.

Officially, the war was fought between North Vietnam (supported by the Soviet Union, China, and other communist allies) and South Vietnam (backed by the United States, South Korea, the Philippines, Australia, Thailand, and other anti-communist allies). Often considered a Cold War-era proxy war, the conflict lasted 19 years, with direct U.S. involvement concluding in 1973. The war resulted in the communist takeover of all three countries... Continue reading "Vietnam War: A Cold War Era Conflict" »

English Grammar Cheat Sheet

Verb Tenses

Present Simple

Use: habits, routines, facts

Keywords: every day, at night, always, usually, often, sometimes, rarely, never

Present Continuous

Use: actions happening at the moment of speaking

Keywords: at the moment, now, right now, today

Past Simple

Use: completed actions in the past

Keywords: ago, yesterday, last month

Negative/Question Form: did + infinitive verb

Used to

Use: past habits that are no longer true

Structure: subject + used to + infinitive

Negative/Question Form: use to

Past Continuous

Use: actions in progress at a specific time in the past

Keywords: ago, last night, yesterday morning/afternoon

Present Perfect Simple

Use: past actions with a connection to the present

Keywords: already, always, never, ever,... Continue reading "English Grammar and Vocabulary Cheat Sheet" »

Utopia sets Ethical Objectives to:

to enhance the brand's image/reputation

to build brand preference and loyalty

to avoid legal problems

to reduce the risk of negative publicity

to motivate employees

to increase profits

overall customer satisfaction.

Utopia Implements Corporate Social Responsibility Strategies

to act as a good corporate citizen. There are many benefits of CSR for Utopia:

• The image of the business and its products can be improved with a socially responsible approach. This could become an advantage, attracting new customers and loyalty from existing customers

• attracting the best motivated employees as many workers will prefer to work for and be associated with socially aware business

• socially irresponsible behavior by Utopia could lead to

1) What are the vital signs?

- Blood pressure (BP), Temperature, heart rate, respiration rate, saturation of oxygen

2) What different patient charts are there? What do nurses document on them?

- Observation charts: Nurses document the patient's vital signs.
- Fluid balance chart: To document input/output of liquids/fluids.
- Drugs chart: To document the drugs given/administered to the patient.

3) Name different types of trolleys.

- Drugs trolley
- Dressings trolley
- Crash trolley

4) What happens when a patient is on a waiting list and a hospital bed becomes vacant?

The patient is contacted and told when to report to the hospital for admission.

5) Can all illnesses be treated at home?

No, not all illnesses can be treated at home. Some need hospitalization,... Continue reading "A Comprehensive Guide to Hospital Procedures, Common Illnesses, and Patient Care" »

M7 - Anglicana Currens (1453)

1 - Item, the said little house draws not 5,000 tiles, which after 16 pence the thousand

2 - Should draw 6 shillings, 8 pence. Notwithstanding, if Sir Thomas thinks that he should be allowed

3 - He shall be. And you must remember in this new work how that he, for the said work, noble

4 - Has received 6 shillings, 8 pence of you, and 8 shillings of Robert Tolle before Michaelmas, as appears

5 - In his account, 8 shillings. And what he has received of Tolle since Michaelmas, 5 shillings, 4 pence.

6 - Tell you, I suppose it is 10 shillings. And then by this reckoning, he should be 13 shillings, 4 pence ahead.

7 - Hand, which I would you should gather up in this new work as well as you might.

8 - For I am beholden to do him... Continue reading "Historical Documents: Anglicana Currens and Textura Formata" »