If the Number of Elements to Be Sampled Is Not

question 58

Multiple Choice

If the number of elements to be sampled is not decided in advance,but determined by a series of decisions as the data are collected,the sample is

• A)sequential.
• B)quota.
• C)accidental.
• D)fixed.
• E)None of the above are correct.

---

Definitions:

Model C

A specific model or version within a series of designs, products, or frameworks, distinguished by unique features or specifications.

M/D/1 System

A queueing model describing a service system with a single server, Poisson arrival process, deterministic service times, and a queue capacity of one.

Exponential Service

A distribution model describing the time between events in a Poisson process, often used in queuing theory to model times between services.

Poisson Arrival

Describes a process where events occur randomly and independently of one another at a constant average rate, often used in queueing theory.