Use Oral Channels When ________

question 10

Multiple Choice

Use oral channels when ________.

• A) your message is simple
• B) your message has no emotional content
• C) you do not need immediate feedback
• D) you need a permanent record

---

Definitions:

Point Estimate

Single value used to estimate an unknown population parameter.

Population Parameter

A numerical value that represents a characteristic of an entire population, such as its mean or standard deviation.

Standard Error

The standard deviation of the sampling distribution of a statistic, most commonly the mean; it is used to estimate the accuracy of a sample mean compared to the population mean.

Confidence Interval

A range of values, derived from sample statistics, that is believed to contain the true value of a population parameter with a certain level of confidence.