The chief of a highway patrol wants to establish the percentage of motorists speeding on the highways in his state. The patrol chief decides to conduct a sample survey. He selects 1,000 people with
licenses from cities located along the state highways for the survey. Based on the results of the survey, the patrol chief finds that 1% of motorists are speeding on the state highways. A statistics
professor indicates that the sample survey is not valid
Determine whether each statement below could be used to support the statistics professor in showing that the sample survey is NOT valid. Select Yes or No. (The last one is an observational study would be a more appropriate method for this situation because it would allow for an objective collection of data from motorists on the highways.