A Reliability Coefficient (R) and a Standard Error of Measurement

question 8

Multiple Choice

A reliability coefficient (r) and a standard error of measurement (SEM) were computed on a test with 10 items.What would happen to those statistics if the test were increased to forty items?

• A)r would decrease, SEM would increase.
• B)r would decrease, SEM would stay the same.
• C)r would increase, SEM would decrease.
• D)r would increase, SEM would stay the same.

---

Definitions:

Nonpersonal Selling

Marketing activities that do not involve face-to-face interactions, including advertising, social media marketing, and email marketing.

Perceived Quality

The customer's perception of the overall quality or superiority of a product or service compared to alternatives.

Pricing

The process of determining the value that will be charged for goods or services, affecting demand, sales, and profitability.

Turntable

A device for playing vinyl records, consisting of a rotating plate that holds the record and a needle that reads the grooves to produce sound.