Which of the Following Is a Common Problem That Can

question 5

Multiple Choice

Which of the following is a common problem that can bias what appears to be a random sample?

• A) An incomplete sampling frame
• B) Attrition
• C) Non-responsiveness
• D) Both a and c
• E) All of the above

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Definitions:

Prefix

A letter or group of letters added to the beginning of a word to alter its meaning or create a new word.

Suffix

An affix that is added to the end of a word to alter its meaning or create a new word.

Combining Forms

In medical terminology, the word root with a combining form vowel (usually an “o”) that aids in making the word pronounceable, particularly when adding a suffix that begins with a consonant.

Singular

Unique or existing as the only one; often used to describe something that is remarkable.