PHRC 4972 Lecture 7: Measurement and Cartography

Play an AI-generated podcast conversation about this lesson

What is the primary purpose of screening for certain types of metabolic disorders such as PKU or phenylketonuria?

To determine eligibility for a civil servant position

To diagnose a medical condition (correct)

To determine the ability to perform arithmetic operations

To assess proficiency in horsemanship and archery

In the context of measurement, what is the primary purpose of classification?

To select individuals for a particular task

To determine whether objects fall into the same or different categories (correct)

To test hypotheses about a population

To assign a numerical value to an attribute

What is the significance of 'rules' in the context of measurement?

They are optional and can be ignored

They are intuitive and do not require explicit definition

They are only applicable to scaling

They are necessary for standardization (correct)

What is the primary purpose of the APGAR assessment administered at birth?

To evaluate the infant's appearance, pulse, grimace, activity, and respiration Signup and view all the answers

What is the primary purpose of measurement in the context of selection?

To identify individuals with a particular skill or attribute Signup and view all the answers

In the context of cartography, what is the main limitation of the map of the Empire whose size was that of the Empire?

It was too large to be manageable Signup and view all the answers

What is the relationship between measurement and numbers?

Measurement involves both scaling and classification Signup and view all the answers

What is the tone of the passage from Suárez Miranda's Viajes de varones prudentes?

Melancholic and reflective Signup and view all the answers

What is the significance of standardization in measurement?

It makes it possible to compare measurements across different contexts Signup and view all the answers

What is the central theme of the passage from Borges' On Exactitude in Science?

The futility of attempting to create a perfect map Signup and view all the answers

What is the purpose of the story about the Cartographers' Guilds in the context of measurement?

To demonstrate the limitations of measurement in understanding the world Signup and view all the answers

What is the relationship between the story about the Cartographers' Guilds and the concept of measurement in today's society?

The story serves as a cautionary tale about the limitations of measurement in modern society Signup and view all the answers

What is the primary issue with the simplified biological explanations of sex found in textbooks?

They do not account for the social aspect of gender identity Signup and view all the answers

What is the process of creating definitions for concepts that can be observed and measured called?

Operationalization Signup and view all the answers

What is an example of operationalizing a concept?

Defining SES as a combination of income and education Signup and view all the answers

What is the purpose of operationalizing a concept like 'Increasing Health' in a research study?

To measure the effects of an intervention on health outcomes Signup and view all the answers

What is an example of a measurable indicator of 'Increasing Health'?

Days spent in the hospital Signup and view all the answers

What is the relationship between sex and gender in the biological and social contexts?

Sex refers to biological traits, while gender refers to social identity Signup and view all the answers

What is the characteristic of nominal measures?

They have no inherent order or ranking Signup and view all the answers

What is the difference between ordinal and interval measures?

Ordinal measures specify the order of the cases, while interval measures do not Signup and view all the answers

What is an example of ordinal measurement?

Choosing between a small, medium, or large breed of dog Signup and view all the answers

What is the characteristic of interval measures?

They represent fixed measurement units Signup and view all the answers

What is the example of interval measurement given in the text?

Measuring the temperature in Fahrenheit Signup and view all the answers

What is the significance of the weather forecast for Fargo, ND in the context of measurement?

It demonstrates that temperature can go below zero Signup and view all the answers

What is the primary characteristic of a ratio level of measurement?

It has fixed measuring units with an absolute zero point Signup and view all the answers

Which of the following is an example of a ratio variable?

Number of pets on the couch Signup and view all the answers

What is the difference between a ratio and an interval level of measurement?

A ratio level has an absolute zero point, while an interval level does not Signup and view all the answers

What is the primary difference between an ordinal and a nominal level of measurement?

An ordinal level has rankings between categories, while a nominal level does not Signup and view all the answers

Which of the following is an example of an ordinal variable?

Education level of respondents Signup and view all the answers

What is the primary purpose of differentiation between levels of measurement?

To determine the appropriate statistical analysis to use Signup and view all the answers