Concept explainers
In each situation, identify the population and sample. Tell whether each sample is a random, systematic, or stratified sample.
At an online store, every tenth purchaser is asked to complete an online survey
Identify the population and sample.Tell whether each sample is random , systematic or stratified.
Answer to Problem 22P
Systematic sample
Explanation of Solution
Given:
At an online store , every tenth purchaser is asked to complete an online survey.
Calculation:
Every tenth purchaser is the population , since he is asked to complete the survey.
The online survey is the sample , since the data of each purchaser is being feed in it.
Since the purchasers are numbered as 1,2,3,4,5,6,7,8,9,10; 1,2,3,4,5,6,7,8,9,10 ; … and all the purchasers labeled as 10 are asked to complete the online survey, the sample is systematic.
Chapter 12 Solutions
High School Math 2012 Common-core Algebra 1 Practice And Problem Solvingworkbook Grade 8/9
Additional Math Textbook Solutions
Intermediate Algebra for College Students (7th Edition)
Linear Algebra with Applications (2-Download)
Linear Algebra and Its Applications (5th Edition)
College Algebra (10th Edition)
Elementary and Intermediate Algebra: Concepts and Applications (7th Edition)
Differential Equations and Linear Algebra (4th 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