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Sowen rolled two number cubes with sides numbered 1 through 6, 20 times. Her sums are recorded in the table below.49899462.1012879111087935What is the experimental probability of rolling a sum of 9?4/20Сь5/20Od4/365/36

Sowen Rolled Two Number Cubes With Sides Numbered 1 Through 6 20 Times Her Sums Are Recorded In The Table Below498994621012879111087935What Is The Experimental class=

Sagot :

The total number of experiment, N=20.

From the given data, 9 is obtained 5 times.

The number of times of getting 9, n=5.

Hence, the probability of getting a sum of 9 is,

[tex]\begin{gathered} P=\frac{n}{N} \\ P=\frac{5}{20} \end{gathered}[/tex]

Hence, option b is correct.

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