All of the Following Are Tips for Professional E-Mail Etiquette

question 5

Multiple Choice

All of the following are tips for professional e-mail etiquette EXCEPT ________.

• A) be concise and to the point
• B) use spell-checker and proofread before sending
• C) use abbreviations such as "u," "r," and "BRB" to keep the e-mail message shorter
• D) include a meaningful subject line

---

Definitions:

Three-period Moving Average

A method of smoothing time series data by calculating the average of three consecutive values at a time.

Time Series

A Time Series is a sequence of data points, typically measured at successive points in time, used for forecasting future trends.

Mean Absolute Percentage Error

A measure of prediction accuracy in statistics that calculates the average absolute percentage difference between predicted and actual values.

Actual Value

The true or real value of something, as opposed to an estimated or perceived value.