Greatest percent change?

Gain of 15 yards, then
gain of 18 yards

Walking 5 miles on day
one and 8 miles on
day two
(Step by step please)

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