Reference no: EM133822477

Question

Describes an experiment. Read the passage and think about the variables that are described. Ted often saw woodpeckers perched in trees in his backyard, but he never saw them at his bird feeders. Ted usually filled his feeders with sunflower seeds. He wondered if he could attract woodpeckers by adding a different type of food to the feeders. To test this idea, Ted gathered eight identical bird feeders. He filled four with sunflower seeds. He filled the remaining four feeders with crushed peanuts. Ted then placed the bird feeders in his backyard. Over the next five days, he a woodpecker at a bird feeder counted the number of woodpeckers that visited each bird feeder each morning. Which of the following was a dependent variable in this experiment? Hint: An independent variable is a variable whose effect you are investigating. A dependent variable is a variable that you measure. the type of food used in the bird feeders the number of woodpeckers that visited the bird feeders.