Cole is an urban planner. He wants to create a small scale drawing of a city block. The block is a square with sides of length 100. Draw the city block such that 1 unit on the grid below represents 5 m.

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