A panel of 3,000 households is used for data collection. BehaviorScan uses an ID card that captures purchase data for these participants when they present it at the checkout in stores equipped with scanners. This data is then sold to multiple companies. What type of data does this represent?

What were some benefits of the lewis and clark expedition?

Which of the following items would serve as a primary source for a historian studiying the american civil war

What is the difference between a journal entry written by an eyewitness to an event and a play written about the same event? a. the journal entry is a historiographical source, while the play is a periodical source. b. the journal entry is a chronological source, while the play is a primary source. c. the journal entry is a primary source, while the play is a secondary source. d. the journal entry is a secondary source, while the play is a periodical source.