Asked by Brianna Margaret on Jul 03, 2024
Verified
A quality control officer tests bottles of shampoo to see if the filling machines are putting the proper amount in each bottle. They do not want to shut down production unless there is strong evidence indicating that the machines are not functioning properly. After testing a sample of bottles, the quality control officer decides to leave the filling machines operating. Actually, however, the filling machines are not operating properly. Which type of error, if any, did the quality control officer commit?
A) This is a Type I error.
B) This is a Type II error.
C) This is a Type O error.
D) This is a correct decision.
E) Need more information to answer this question.
Type I Error
The mistake of rejecting the null hypothesis when it is actually true, falsely indicating a significant effect or difference.
Type II Error
A Type II error occurs when a statistical test fails to reject a false null hypothesis, mistakenly accepting a false premise.
Quality Control
The process of ensuring the standards and requirements of products or services are met through consistent measurements and testing.
- Achieve insight into the discrepancies between Type I and Type II errors, their ramifications, and the contributors to their probability rates.
Verified Answer
ZK
Zybrea KnightJul 07, 2024
Final Answer :
B
Explanation :
The quality control officer made a Type II error by failing to detect that the filling machines were not operating properly. This means that they accepted a false null hypothesis (that the machines were functioning properly) when it was actually false.
Learning Objectives
- Achieve insight into the discrepancies between Type I and Type II errors, their ramifications, and the contributors to their probability rates.