Concept explainers
To find the standard deviation.
Answer to Problem 7CYU
The standard deviation is
Explanation of Solution
Given information:
The given statement is:
“Ed surveyed his classmates to find out how many electronic gadgets each person has in their home. Find the standard deviation of the data set to the nearest tenth:
Calculation :
The mean can be calculated by:
The variance can be calculated by:
The standard deviation can be calculated by:
Hence, the standard deviation is
Chapter 12 Solutions
Algebra 1
Additional Math Textbook Solutions
College Algebra (7th Edition)
Linear Algebra and Its Applications (5th Edition)
College Algebra
- 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