Question 2
Joe Schmoe needs to come up with a science project quickly. He overhears his mother complaining about the price of paper towels on the phone Joe runs to the store and purchases 5 types of paper
towels, ranging in price from 79 cents to $250 a rollHe decides the most expensive paper towels should absorb the most water He pours 10 mL of water into a pie pan. He lays a single paper towel in the
puddle, waits 5 seconds, and then removes the paper towel He measures how much water is absorbed by the paper towel and records that amount in his data table. He repeat this procedure three times
for each type of paper towel, and calculates the mean amount of water absorbed
W
i
th
independent
ble in Joe's experiment?