A public opinion poll was administered to 50 people before the election of President Barack Obama. Polls taken before election n
ight showed 50 percent of the people polled believed Barack Obama would be elected president. After the election results, the same people were asked if they believed Barack Obama would be elected president, and this time, 75 percent of the people said yes. This may be an example of ________ bias.
The settlement of Iceland was in the second half of the ninth century. It is believed that Ingólfur Arnarson was the first settler of Iceland. Most of the settlers were Norse (Norse is a type of race).
