A Researcher Wants to Understand How an Annual Mortgage Payment

question 92

Multiple Choice

A researcher wants to understand how an annual mortgage payment (in dollars) depends on income level and zonal location using a two-way ANOVA without interaction. The data and an incomplete ANOVA table are shown below. Which of the following are the total degrees of freedom?

• A) 10
• B) 11
• C) 12
• D) 6

---

Definitions:

Average Arrival Rate

The average rate at which entities (such as customers or products) arrive at a specific point or system over a defined period.

M/D/1

A notation in queue theory representing a system with a single server, where arrivals are Markovian (Poisson process), service times are deterministically fixed, and there is one server.

Constant Service Time

A condition in queuing theory where the time required to serve each customer is the same and does not vary.

Units Arrive

Pertains to the process or moment when manufactured goods or inventory items reach a designated location, such as a warehouse.