Which visual aid is best for showing comparative data?

Could the data in the bar graph in exercise 1 be presented in a picture graph? Whats the average size of a 17 year old girl's breasts? What statement correctly identifies the two-steps authentication process? What is a skewed question? What happens if there is no mode in a set of data? What do the terms catastrophic and negligible describe in the risk assessment matrix? How do you make a pie chart without using excel? What does Waitemata mean? What does the mark 25 mean on silver? What is the theoretical probability of a six sided die when it is rolled 24 times? What is the difference between a normal distribution and a standard normal distribution? How is estimation different from guessing? How many tens are there in the number 617? David and Joseph have a total of 328 marbles. Matthew and David have 176 marbles. Joseph has 5 times as many marbles as Matthew. How many marbles does David have? Is analysis the most important step in evaluating a course of action? Is crash countable? What is the superlative for bulk? What are the probabilities of getting a sum o f7? If a coin is tossed and then a dice is rolled what is the probability of getting a 5 on the dice given that the coin landed tails up? How much are you supposed to weigh in the ninth grade?