In order to get people’s opinions about a particular supreme court decision a reporter interviewed 30 people who have gathered outside the courthouse waiting for the announcement. the reporter makes sure to question people who have signs expressing a variety of positions on the issue.

The type of sampling strategy that is being demonstrated above is called convenience sampling. Convenience sampling is being defined as a non-probability technique by which the subjects that are being selected because they are easily or conveniently accessible whereas it could be seen in the scenario above.

even though you have attached neither the chart nor the generalizations, i have located them online. the right answer is d, since they are asking you about a generalization. you can only infer from the chart that between 2008 and 2009 the number of employed workers decreased significantly (from over 115 millions to 107 millions approximately), which signals some type of economic crisis.