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The theatre closet has 11 wigs, 16 props, and
13 costumes. What is the probability a student
selects a prop, does not replace it, and
another student selects a costume ?
2 1
53
1 1
3°2
B
2 13
5 40
C
A

Respuesta :

Using the probability concept, it is found that there is a [tex]\frac{2}{15}[/tex] probability a student selects a prop, does not replace it, and another student selects a costume.

What is a probability?

  • A probability is given by the number of desired outcomes divided by the number of total outcomes.

In this problem:

  • Initially, there are 11 + 16 + 13 = 40 options, of which 16 are props, hence the probability that the first student selects a prop is [tex]P(A) = \frac{16}{40} = \frac{2}{5}[/tex].
  • No replacement, hence 13 of the 39 options will be costumes, hence the probability another student selects a costume is [tex]P(B) = \frac{13}{39} = \frac{1}{3}[/tex].

Then:

[tex]p = P(A)P(B) = \frac{2}{5} \times \frac{1}{3} = \frac{2}{15}[/tex]

[tex]\frac{2}{15}[/tex] probability a student selects a prop, does not replace it, and another student selects a costume.

To learn more about the probability concept, you can take a look at https://brainly.com/question/15536019