Add up all the values and divide by the numbers of values
What is the mean? 10,10,6,1,8
7
Find the median: 33,22,26,30,38,24
28
Five of your friends just ran a big race. Their times were: 20 minutes, 27 minutes, 24 minutes, 28 minutes, and 18 minutes. What is the range in these times?
10
Say a disadvantage of mean?
E.x can give a decimal number ,when data should be whole one
Find the median:3,4,5,7,8,8,9,11,13,14
8
find the mode:134,173,156,173,123,173,148,156,134,173,173
173
Explain how we can use the range?
highest value - lowest value = range
What is the mean? 4, 10, 10, 9, 4, 3, 10, 6
7
Say an advantage of mode?
E.x Useful for manifacturers,shoes,makers,clothes
What is the mode? 33,73,93,83,78,33,90,33,43,33
33
Nick decided to compare his phone bills from the last 7 months. The bills were for: £9.00, £8.00, £6.00, £6.00, £7.00, £9.00, £9.00 What was the median bill amount?