Data and statistics - week 9 21. What is the mean weight of these nine pigs: 5 sows with a mean of 180 kg and 4 boars with a mean of 207 kg. 22. These dot plots represent the ages of males and females when they retired. Using relevant statistics (mean, median, range, SAD/MAD) compare and contrast the two distributions. Male Age 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 Female Age 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 Fractions - week 10 23. The rectangle below is three-fourths of some unit. Show the whole unit. 24. If the stars shown represent five-fourths of a collection of stars, show the whole collection, clearly explaining why what you have drawn is the whole unit * * *