An Internet Service Provider (ISP) Has Randomly Selected a Sample

question 73

Multiple Choice

An internet service provider (ISP) has randomly selected a sample of 223 observations concerning values of the response variable Churn and several predictor variables based on customer activity during the most recently billed month. Here Churn equals Yes if a customer churned-left the internet service provider for another ISP-and equals No otherwise. The predictor variable MinutesOn is the average daily minutes the customer spent online. EmailSent is the average daily number of emails the customer sent from the email address provided by the ISP. ServCalls is the number of times the customer called for service. Below is part of the classification tree they derived from the data collected in the study. Of the sampled customers who spent an average of at least 511 minutes online per day and sent an average of fewer than 7 emails per day from their ISP-provided email address, what is the sample proportion of those who churned?

• A) .078
• B) .527
• C) .571
• D) .778
• E) .885

Explain the concept of internal working models and how they guide interactions with caregivers and others.

Understand the transmission of attachment patterns across generations.

Understand the fundamentals of ethical and unethical behavior in professional selling.

Recognize the significance of adherence to the Core Principles across multiple world religions and ethical frameworks.

---

Definitions:

Fiduciaries

Individuals or entities with a duty to act in the best interest of another party, often in a financial context.

Not Officers

Individuals or entities that do not hold an official position or authority within an organization.

Bad Business Decision

A judgment made in a business context that leads to outcomes failing to meet desired or expected objectives, often resulting in financial loss or missed opportunities.

Corporate Officer

An individual holding a position of authority in a corporation, often involved in high-level decisions and responsible for the day-to-day management and operational decisions.