Maths, Physics Revision Physicss Maths Physics Physics A Level Physics Home Maths Maths Revision hut Mode, median and mean Example Look at this list of numbers 4, 8, 2, 4, 2, 1, 8, 5, 6, 8, 9 Write them in ascending order 1, 2, 2, 4, 4, 5, 6, 8, 8, 8, 9 1, 2, 2, 4, 4, 5, 6, 8, 8, 8, 9 There are more 8’s than any other number The mode is 8 1, 2, 2, 4, 4, 5, 6, 8, 8, 8, 9 5 is the middle number The median is 5 To find the missing number from a list Example  2, 5, 7, __, 11 The mean is 7, multiply this by 5 (the total numbers in the list) 7 x 5 = 35 Add the remaining numbers in the list 2+5+7+11 = 25 Subtract this from the total 35 - 25 = 10 The missing number is 10 and you are given the mean which in this case is 7 TAKE A TEST top