A Handyman Specializes in Fixing Plumbing and Electrical Problems

question 22

Essay

A handyman specializes in fixing plumbing and electrical problems.Assume that 40% of the service calls that he gets relate to electrical problems,while 60% of the service calls relate to plumbing problems.On average,the time it takes to fix an electrical problem can range between 15 and 45 minutes,where all values between the minimum and maximum occur with equal likelihood.Moreover,the time it takes to fix a plumbing related problem can take a minimum of 15 minutes and a maximum of 60 minutes,where 30 minutes is the most probable time.
a.Use Crystal Ball to find the average time it takes the handyman to fix a given service call.Use 1000 replications.
b.What is the probability that it will take the handyman more than 45 minutes to complete a given service call?

---

Definitions:

Woven Grasses

Materials made from various types of grass that are woven together to create objects, textiles, or artworks, showcasing craftsmanship and natural beauty.

Canoe Prow

The front part of a canoe, often artistically designed and carved, especially significant in cultures with strong canoe-building traditions.

Stylized Serpent

An artistic representation of a serpent, rendered in a manner that emphasizes certain features while simplifying or abstracting others.

Seagulls

Medium to large birds, typically gray or white, often associated with coastal regions and known for their loud, shrill calls.