A Quality Control Supervisor Wishes to Determine Whether the Following

question 58

Multiple Choice

A quality control supervisor wishes to determine whether the following measurements are random: For this purpose,the supervisor computes the median of the thirty observations above and compares each measurement to the median to perform a runs test.She uses a significance level of 0.05.This is a ______ test and the critical ______.

• A) one-tailed; value is 1.96
• B) one-tailed; value is 1.645
• C) two-tailed; values are ±1.96
• D) two-tailed; values are ±1.645
• E) one-tailed; value is −1.96

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Definitions:

Post-operative Wound Infection

An infection that occurs at the site of a surgical incision after an operation.

Operative Site

The specific area of the body on which surgery is performed.

Skin Preparation

The process of cleaning and disinfecting the skin to reduce the risk of infection before surgeries or medical procedures.