Management Wants to Design an Assembly Line That Will Turn

question 74

Essay

Management wants to design an assembly line that will turn out 800 videotapes per day. There will be eight working hours in each day. The industrial engineering staff has assembled the information below: $$\begin{array} { l c l } \text { Task } & \text { Time (min) } & \text { Immediate Predecessor } \\\hline \mathrm { a } & .2 & \text { none } \\\mathrm { b } & .2 & \text { a } \\\mathrm { c } & .4 & \text { none } \\\mathrm { d } & .1 & \text { none } \\\mathrm { e } & .3 & \mathrm { c } , \mathrm { d } \\\mathrm { f } & .2 & \mathrm {~b} , \mathrm { e } \\\mathrm { g } & .1 & \text { none } \\\mathrm { h } & .2 & \mathrm { f } , \mathrm { g } \\\mathrm { I } & .6 & \mathrm {~h}\end{array}$$ A) Determine the maximum and minimum cycle times.
B) Determine the optimum cycle time.
C) What is the minimum number of stations needed?
D) Draw the precedence diagram.
E) Assign tasks to stations in order of most following tasks first.

---

Definitions:

Exposure Therapy

A psychological treatment that involves confronting fears and anxieties by gradual, controlled exposure to the objects, activities, or situations that cause them.

Systematic Desensitization

A behavioral therapy technique used to help individuals overcome phobias and anxiety disorders by gradually exposing them to the anxiety source while teaching them relaxation techniques.

Aversive Conditioning

is a form of behavioral training where a negative stimulus is paired with an undesirable behavior in order to reduce or eliminate that behavior.

Therapeutic Setting

An environment designed to facilitate healing and therapy, often characterized by safety, privacy, and comfort.