Acollector has 120 movie posters and 100 band posters. she wants to sell 24 movie posters but still have her poster collection maintain the same ratio of 120: 100. if she sells 24 movie posters, how many band posters should she sell? explain.

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