Concept explainers
Real Studies. Consider the following statistical studies.
a. Identify the population and the population parameter of interest.
b. Describe the sample and sample statistic for the study.
c. Identify the type of study.
d. Discuss what additional facts you would like to know before you believed the study or acted on the results of the study.
56. A Fox News poll of 900 registered voters found that 19% of Americans “regift” (give gills that they received as gills). Women (21%) are more likely to regift than men (16%) and the results are nearly independent of income. The margin of error was ±3 percentage points.
Want to see the full answer?
Check out a sample textbook solutionChapter 5 Solutions
Using and Understanding Mathematics: A Quantitative Reasoning Approach plus NEW MyMathLab with Pearson eText -- Access Card Package (6th Edition) (Bennett Science & Math Titles)
- Glencoe Algebra 1, Student Edition, 9780079039897...AlgebraISBN:9780079039897Author:CarterPublisher:McGraw HillHolt Mcdougal Larson Pre-algebra: Student Edition...AlgebraISBN:9780547587776Author:HOLT MCDOUGALPublisher:HOLT MCDOUGALBig Ideas Math A Bridge To Success Algebra 1: Stu...AlgebraISBN:9781680331141Author:HOUGHTON MIFFLIN HARCOURTPublisher:Houghton Mifflin Harcourt