Mr. Hardy works at a local dealership that pays him wages of $24.000 per year plus 1.596 commission on his sales. If the average price of a car he sells is $30.500, about how many cars must he sell to make an annual income of at least $10,000?​

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