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Elena randomly chooses a number from 1 to 10 . What is the probability she chooses a number greater than 5

HELPP Elena randomly chooses a number from 1 to 10 What is the probability she chooses a number greater than 5 class=

Respuesta :

Hello there! The answer is A, 1/2.

Basically, there are ten numbers from 1 to 10. Five, or 1/2, of these numbers are greater than five (6, 7, 8, 9 and 10) and the other five (1, 2, 3, 4, 5) are less than or equal to five.

I hope this was helpful, have a great rest of your day!

The probability she chooses a number greater than 5 is 1/2.

What is Probability?

  • The extent to which an event is likely to occur.
  • It is measured by the ratio of the favorable cases to the whole number of cases possible.
  • The value of the probability of an event happening can lie between 0 and 1 because the favorable number of outcomes can never cross the total number of outcomes.

Elena randomly chooses a number from 1 to 10.

The sample space exists

S = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}

n(S) = 10

The numbers greater than 5 exists:

E = {6, 7, 8, 9, 10}

n(E) = 5

The probability that, she selects a number greater than 5 exists:

[tex]$P(E)=\frac{n(E)}{n(S)}$[/tex]

Substitute the values,

P(E) = 5/10

P(E) = 1/2

Therefore, the correct answer is option C. 1/2.

To learn more about probability

https://brainly.com/question/12663071

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