8.) A cube has 6 sides if you roll it 600 times then you have the chance of landing on 6 or 3 you would be landing on 3 or 6 200 times. ( 2/6 times by 600)
9.)The usage differs among different disciplines. In statistics probability can be thought of as the inherent chance of something happening, whereas frequency is the observed number of times it has happened, divided by the number of observations.