A psychologist designs an 8-item pain survey asking athletes to identify their level of pain after a football injury. She is considering either a 5-point scale or a 10-point scale. In how many different ways could a person answer each survey?

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is . reset next