A researcher wishes to estimate, with 99% confidence, the population proportion of adults who are confident with their country's banking system His estimate must be accurate within 2% of the population proportion. (a) No preliminary estimate is available Find the minimum sample size needed (b) Find the minimum sample size needed, using a prior study that found that 32% of the respondents said they are confident with their country's banking system (c) Compare the results from parts (a) and (b) (a) What is the minimum sample size needed assuming that no prior information is available? n= (Round up to the nearest whole number as needed)
A researcher wishes to estimate, with 99% confidence, the population proportion of adults who are confident with their country's banking system His estimate must be accurate within 2% of the population proportion. (a) No preliminary estimate is available Find the minimum sample size needed (b) Find the minimum sample size needed, using a prior study that found that 32% of the respondents said they are confident with their country's banking system (c) Compare the results from parts (a) and (b) (a) What is the minimum sample size needed assuming that no prior information is available? n= (Round up to the nearest whole number as needed)
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 2E
Related questions
Question
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 4 steps with 3 images
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.Recommended textbooks for you
Holt Mcdougal Larson Pre-algebra: Student Edition…
Algebra
ISBN:
9780547587776
Author:
HOLT MCDOUGAL
Publisher:
HOLT MCDOUGAL
College Algebra (MindTap Course List)
Algebra
ISBN:
9781305652231
Author:
R. David Gustafson, Jeff Hughes
Publisher:
Cengage Learning
Holt Mcdougal Larson Pre-algebra: Student Edition…
Algebra
ISBN:
9780547587776
Author:
HOLT MCDOUGAL
Publisher:
HOLT MCDOUGAL
College Algebra (MindTap Course List)
Algebra
ISBN:
9781305652231
Author:
R. David Gustafson, Jeff Hughes
Publisher:
Cengage Learning