Use the Following to Answer the Questions

question 1

Multiple Choice

Use the following to answer the questions.
Colin Jackson recently purchased Blue Waters Adventures,a kayak and canoeing rental business near the Chatsworth River in Arizona.Even though the winters in the area can be cold,kayaking and canoeing activities are generally popular year-round.After two months of operation,it became clear why the previous owners had sold the business: even though it seemed to be ideally located,sales were extremely disappointing.
-Refer to Scenario 4.2.Before administering the questionnaire,Colin discovered through talking to other sports rental businesses that,although retired males made up a small percentage of the area's population,they often rented kayaks and canoes.In light of this,Colin decided to include a minimum of 25 percent retired males in his sample.The final choice of respondents was left up to the interviewers.This sampling method is known as ____ sampling.

• A) quota
• B) stratified
• C) random
• D) representative
• E) area

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Definitions:

Probability

A measure of the likelihood that an event will occur, ranging from 0 (impossibility) to 1 (certainty).

Population Proportion

The fraction of the population that holds a particular trait, attribute, or characteristic of interest.

Standard Error

An estimate of the standard deviation of the sampling distribution of a statistic, often used to assess the precision of sample estimates of population parameters.

Sampling Distribution

The probability distribution of a given statistic based on a random sample, showing how the statistic varies from sample to sample.