A cell phone manufacturing company claims that their phone batteries last up to 48 hours without a single charge. A random sample of 5000 cell phone batteries was tested. The researcher classified each battery as either "stopped working (run out) before 48 hours", or "still working after 48 hours". A total of 55 out of the 5000 batteries stopped working in less than 48 hours. Which oneof the following statements is incorrect? Oa. The variable of interest is batteries that stop working (run out) Ob. The proportion 0.011 (55 out of 5000) is a sample statistic Oc. The population of interest is all batteries produced by this company O d. The sample size is equal to 5000
A cell phone manufacturing company claims that their phone batteries last up to 48 hours without a single charge. A random sample of 5000 cell phone batteries was tested. The researcher classified each battery as either "stopped working (run out) before 48 hours", or "still working after 48 hours". A total of 55 out of the 5000 batteries stopped working in less than 48 hours. Which oneof the following statements is incorrect? Oa. The variable of interest is batteries that stop working (run out) Ob. The proportion 0.011 (55 out of 5000) is a sample statistic Oc. The population of interest is all batteries produced by this company O d. The sample size is equal to 5000
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
Related questions
Question
Kindly correct me
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 2 steps with 2 images
Recommended textbooks for you
Holt Mcdougal Larson Pre-algebra: Student Edition…
Algebra
ISBN:
9780547587776
Author:
HOLT MCDOUGAL
Publisher:
HOLT MCDOUGAL
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage
Holt Mcdougal Larson Pre-algebra: Student Edition…
Algebra
ISBN:
9780547587776
Author:
HOLT MCDOUGAL
Publisher:
HOLT MCDOUGAL
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage