you role a number cube 20 times it lands on two 5 times what is the experimental probability of rolling a 2

Mathematics · College · Sun Jan 24 2021

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Given the statement:

You roll a number cube 20 times it lands on two 5 times.

Determine the experimental probability of rolling a 2.

Solution:

In order to determine the experimental probability of rolling a 2, we simply need to divide 5 by 20.

= 5/20

= 0.25

Since we are given a decimal answer, in order to convert it into percentage, we multiply the decimal by 100. Hence, in converting a percentage into decimal, we divide the percentage by 100.

= (0.25)(100)

= 25%

Final answer:

The experimental probability of rolling a 2 is 25%.