Maths

Victoria Brown’s Application of Number Key Skills.
I created a list of my favourite CD’s and I searched the web on two separate websites to compare their prices. It is these prices I will use for this project:
TAKE THAT: PROGRESS
amazon.co.uk: £2.40
play.com: £2.48

LADY GAGA: BORN THIS WAY
amazon.co.uk: £4.40
play.com: £4.44

MAROON 5: HANDS ALL OVER
amazon.co.uk: £4.70
play.com: £5.77

TRAIN: CALIFORNIA 37
amazon.co.uk: £5.99
play.com: £5.95

BEYONCE: 4
amazon.co.uk: £5.90
play.com: £5.99

FOO FIGHTERS: WASTING LIGHT
amazon.co.uk: £6.05
play.com: £5.99

OLLY MURS: IN CASE YOU DIDN’T KNOW
amazon.co.uk: £6.97
play.com: £6.75

KATY PERRY: TEENAGE DREAM
amazon.co.uk: £6.97
play.com: £6.99

FUN: SOME NIGHTS
amazon.co.uk: £7.99
play.com: £7.03

CHERYL: A MILLION LIGHTS
amazon.co.uk: £8.99
play.com: £8.99

Table Showing the Respective Prices:
Artist | CD Title | Amazon.co.uk | Play.com |
Take That | Progress |   £           2.40 |   £         2.48 |
Lady Gaga | Born This Way |   £           4.40 |   £         4.44 |
Maroon 5 | Hands All Over |   £           4.70 |   £         5.77 |
Train | California 37 |   £           5.99 |   £         5.95 |
Beyonce | 4 |   £           5.90 |   £         5.99 |
Foo Fighters | Wasting Light |   £           6.05 |   £         5.99 |
Olly Murs | In Case You Didn't Know |   £           6.97 |   £         6.75 |
Katy Perry | Teenage Dream |   £           6.97 |   £         6.99 |
Fun | Some Nights |   £           7.99 |   £         7.03 |
Cheryl | A Million Lights |   £           8.99 |   £         8.99 |

Mean = add all numbers together and divide by 20.
2.40+4.40+4.70+5.99+5.90+6.05+6.97+6.97+7.99+8.99+
2.48+4.44+5.77+5.95+5.99+5.99+6.75+6.99+7.03+8.99= 120.74
120.74/20=6.037
Mean = £6.04

Mode = most often number.
Mode = £5.99

Median = Middle number
2.40, 2.48, 4.40, 4.44, 4.70, 5.77, 5.90, 5.95, 5.99, 5.99, 5.99, 6.05, 6.75, 6.97, 6.97, 6.99, 7.03, 7.99, 8.99, 8.99... [continues]

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