Case-Based Critical Thinking Questions Case 1 - Human Resources Application

question 14

Multiple Choice

Case-Based Critical Thinking Questions Case 1 - Human Resources Application
An application used by the Human Resources (HR) department needs to be improved. You need to use various string manipulation properties and methods to ensure all data entered by a user is accurate and stored correctly.
The users of the HR application have entered some employee Social Security numbers (SSNs) with dashes (such as 222-33-4444) and some without dashes (such as 222334444) . You need to remove all dashes from any SSN that contains dashes. You will use the ____ method to edit the code so that only numeric characters are stored.

• A) Replace
• B) Remove
• C) Trim
• D) Substring

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Definitions:

Power

In statistics, power refers to the probability that a test will reject a false null hypothesis, essentially measuring the test's capability to detect an effect if there is one.

Body Mass Index

A numerical computation using height and weight to classify an individual's body weight status.

Type I Error

A statistical error that occurs when a null hypothesis is incorrectly rejected when it is actually true.

Retention Rate

The percentage of individuals or items that remain in a condition, process, or system over a given period compared to the number at the start.