What are the observational units in this study?

Question

BlackTom AI · Accepted Answer

The prompt asks: What are the observational units in this study? The options provided are:
- Positive association
- Heights
- Inches and centimeters
- Statistics students

Option 1: 'Positive association' describes a relationship or result between variables, not the entities being observed. Therefore, it is not the observational unit.

Option 2: 'Heights' refers to a variable that could be measured (the height of each observational unit). It is not the unit itself, but a characteristic collected from each unit.

Option 3: 'Inches and centimeters' are units of measurement used to quantify height (or other lengths). They are measurement scales, not the observational unit.

Option 4: 'Statistics students' denotes the individuals from whom data are collected. These individuals are the entities being observed, i.e., the observational units, assuming the study collects data on each student (e.g., height, etc.).

Putting it together, the observational unit is the entity about which data are collected in each row or observation, which commonly would be the statistics students if the study involves collecting height measurements from students. If the study context were different (e.g., measuring heights of objects rather than people), the observational unit would change accordingly, but given the listed options, 'Statistics students' best fits the definition of observational units.

Su25-STATS-141-01/BIO-141-01 10.3 - 10.5 Readiness Quiz

What are the observational units in this study?

View Explanation

Log in for full answers

Similar Questions

In a consumer society, many adults channel creativity into buying things

Economic stress and unpredictable times have resulted in a booming industry for self-help products

People born without creativity never can develop it

A product has a selling price of $20, a contribution margin ratio of 40% and fixed cost of $120,000. To make a profit of $30,000. The number of units that must be sold is: Type the number without $ and a comma. Eg: 20000

Which of the following statement regarding cost is correct:

Under the assumptions used in cost-volume-profit analysis, as the activity increases:

The CVP and break-even analysis are supported by a range of important assumptions. Which of the following is not an assumption of the CVP:

The break-even point is that at which:

More Practical Tools for Students Powered by AI Study Helper

Homework AI Solver

Stylized AI Paper Writer

Plagiarism Checker Assistant

Citation AI Academic Writing Tool

In-Class Translation Assistant

AI Note Generator

AI Quiz Answers

Past Exam Questions from University Test Bank

Smart Practice Assistant

Adaptive Practice

Making Your Study Simpler