What Are Common Errors in Writing Business Letters

question 62

Multiple Choice

What are common errors in writing business letters?

• A) Using familiar words, short sentences and paragraphs
• B) Using familiarity and courtesy
• C) Being insincere and negative
• D) Including a call to act in closing

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Definitions:

Pooled Standard Deviation

Pooled Standard Deviation is a method to estimate the standard deviation from several different samples having different sizes, assuming they come from the same population.

Sample Means

The average value of a set of observations drawn from a population.

Lower Control Limit

The threshold in a control chart below which the process variation is considered to indicate an out-of-control condition.

Correct Mean

The accurate average value of a data set computed by summing all the values and dividing by the count of the values.