Paula Brock wants to purchase a four-year-old V6 sedan 4-door, which is advertised at $11,925. The car has no air-conditioning and no power seats. It has been driven 49,000 miles. The used-vehicle guide does not indicate any adjustment for this car’s mileage. What is the average retail price for this vehicle?

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