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Shawna sent an e-mail to everyone planning to attend the Casey family reunion and gave them the chance to vote on the reunion location. $7$ of them took the time to e-mail back with their votes. $\newline$ Is this a random sample of the people planning to attend the reunion? $\newline$ Choices: $\newline$ (A)yes $\newline$ (B)no

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Identify representative, random, and biased samples

Full solution

Q. Shawna sent an e-mail to everyone planning to attend the Casey family reunion and gave them the chance to vote on the reunion location.

7

of them took the time to e-mail back with their votes.

\newline

Is this a random sample of the people planning to attend the reunion?

\newline

Choices:

\newline

(A)yes

\newline

(B)no

Define random sample: Understand the definition of a random sample. A random sample means every member of the group has an equal chance of being selected.
Analyze sampling method: Analyze the method of sampling used. $\newline$ Shawna sent an email and only those who responded are considered; not everyone had an equal chance to be included as it depended on who chose to respond.

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