Concept explainers
To find: Whether the given situation describes a survey, an experiment, or an observational study.
Explanation of Solution
Given information:
The given situation is, “A television network mails a questionnaire to randomly selected people across the country to determine whether they prefer watching sitcoms or dramas”.
Concept used:
Survey: In a survey, data are collected from the responses given by members of a population regarding their characteristics, behaviours, or opinions.
Experiment: In an experiment, the sample is divided into two groups:
- An experiment group that undergoes a change, and
- A control group that does not undergoes the change.
Observational study: In an observational study, members of a sample are measures or observed without being affected by the study.
In the given situation, members are asked to determine whether they prefer watching sitcoms or dramas, so as per the definition of the survey that is data are collected from the responses given by members of a population regarding their characteristics, behaviours, or opinions, the given situation is a survey. The sample of the members should be the customers of TV network.
Chapter 11 Solutions
Glencoe Algebra 2 Student Edition C2014
Additional Math Textbook Solutions
College Algebra
College Algebra (7th Edition)
College Algebra
Linear Algebra and Its Applications (5th Edition)
PREALGEBRA
Elementary Statistics: Picturing the World (6th Edition)
- Algebra and Trigonometry (6th Edition)AlgebraISBN:9780134463216Author:Robert F. BlitzerPublisher:PEARSONContemporary Abstract AlgebraAlgebraISBN:9781305657960Author:Joseph GallianPublisher:Cengage LearningLinear Algebra: A Modern IntroductionAlgebraISBN:9781285463247Author:David PoolePublisher:Cengage Learning
- Algebra And Trigonometry (11th Edition)AlgebraISBN:9780135163078Author:Michael SullivanPublisher:PEARSONIntroduction to Linear Algebra, Fifth EditionAlgebraISBN:9780980232776Author:Gilbert StrangPublisher:Wellesley-Cambridge PressCollege Algebra (Collegiate Math)AlgebraISBN:9780077836344Author:Julie Miller, Donna GerkenPublisher:McGraw-Hill Education