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Middle School Grade 7 Math 7

Can anyone help me answer these questions soon as possible?


9.2 Theoretical and Experimental Probability:


Situation: a dice is being rolled.


In theory think about how many sides are on a dice and the numbers that are shown on each side.


In an experiment the dice is rolled 20 times and lands on 1 two times and on 5 four times.


Find each experimental and theoretical probability.


landing on 1


experimental ?

theoretical ?



not landing on 1


experimental ?

theoretical ?


landing on 5


experimental ?

theoretical ?

Verified Answer :

nobillionaireNobley

landing on 1


experimental = 2/20 = 1/10

theoretical = 1/6



not landing on 1


experimental = 1 - 1/10 = 9/10

theoretical = 1 - 1/6 = 5/6


landing on 5


experimental = 4/20 = 1/5

theoretical = 1/6

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