Log out Go to App
Go to App

Learning Materials

Features

Discover

Chapter 1: Q 1.81. (page 29)

In a designed experiment,

(a) what are the experimental units?

(b) if the experimental units are humans, what term is often used in place of experimental units?

Short Answer

Expert verified

Part (a) Individuals or materials on which the experiment is conducted are referred to as experimental units.

Part (b) The term is "subject".

Step by step solution

01

Part (a) Step 1. Given information.

The given statement is:

In a designed experiment, what are the experimental units?

02

Part (a) Step 2. Define experimental units in a designed experiment.

In a planned experiment, the experimental units are the people or things on which the experiment is carried out.

03

Part (b) Step 1. Name the term that is often used in place of experimental units if the experimental units are humans.

When the experimental units are humans, the term subject is frequently substituted for an experimental unit.

Therefore, the term is "Subject".

Unlock Step-by-Step Solutions & Ace Your Exams!

  • Full Textbook Solutions

    Get detailed explanations and key concepts

  • Unlimited Al creation

    Al flashcards, explanations, exams and more...

  • Ads-free access

    To over 500 millions flashcards

  • Money-back guarantee

    We refund you if you fail your exam.

Start your free trial

Over 30 million students worldwide already upgrade their learning with Vaia!

One App. One Place for Learning.

All the tools & learning materials you need for study success - in one app.

Get started for free

Most popular questions from this chapter

In a designed experiment, there is one factor with five levels. How many treatments are there?

Genocide. The document "American Attitudes about Genocide" provided highlights of a nationwide poll with 1000 participants. The survey, conducted by Penn Schoen Berland between June 30 and July 10, 2012, revealed that "66% of respondents believe that genocide is preventable."

(a). Is the statement in quotes an inferential or a descriptive statement? Explain your answer.

(b). Based on the same information, what if the statement had been "66% of Americans believe that genocide is preventable"?

State and explain the significance of the three basic principles of experimental design.

In Exercises 1.7-1.12, classify each of the studies as either descriptive or inferential. Explain your answers.

Dow Jones Industrial Averages. From the Stock Performance Guide, published online by Istockl on the website 1Stock1.com, we found the closing values of the Dow Jones Industrial Averages as of the end of December for the years 2004 through 2013.

Immunization of Schoolchildren. In the article, "Reasons for Non - uptake of Measles, Mumps, and Rubella Catch Up Immunisation in a Measles Epidemic and Side Effects of the Vaccine" (British Medical Journal,Vol. 310, pp. 1629-1632), R. Roberts et al . discussed a follow-up survey to examine why almost 10,000 children, ages 11-15, whose records showed no previous immunization were not immunized. In the survey, 10 of the 46 schools participating in the immunization campaign were randomly chosen and then the parents of all the nonimmunized children at the 10 selected schools were sent a questionnaire. What type of sampling design was used by these authors in their survey? Explain your answer.
See all solutions

Recommended explanations on Math Textbooks

Probability and Statistics

Read Explanation

Mechanics Maths

Read Explanation

Statistics

Read Explanation

Discrete Mathematics

Read Explanation

Geometry

Read Explanation

Decision Maths

Read Explanation
View all explanations

What do you think about this solution?

We value your feedback to improve our textbook solutions.

Study anywhere. Anytime. Across all devices.

Sign-up for free