please assist. thank you

Dakarai is comparing two books: A and B. He predicts that book A has longer words than book B. What are the two populations here? Dakarai decides to choose a page from each book as a sample. He will count the length of every word on the page. How could he choose the page each time? Describe how he can collect the data. Describe a chart he can use to display the data. Dakarai wants to find the average length of the words on each page. What is the best average to use? Give a reason for your answer. liction is correct