Find the Value Of $\mathrm { Z } _ { \alpha / 2 }$

question 144

Multiple Choice

Find the value of $\mathrm { Z } _ { \alpha / 2 }$ that corresponds to a confidence level of 89.48%.

• A) 1.25
• B) -1.62
• C) 0.0526
• D) 1.62

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Definitions:

Operations Activities

Tasks and processes involved in the production, management, and delivery of goods and services in a business.

Production

the process of creating goods or services by combining various resources like labor, materials, and technology, intended for sale or use.

Critical Path

is the sequence of stages determining the minimum time needed to complete a project, highlighting the most important tasks that directly affect the project completion date.

PERT Diagram

A project management tool used to schedule, organize, and coordinate tasks within a project, visualizing the project’s timeline and critical path.