Question

In a class of 25 students, 8 students have heights less than 65 inches and 10 students have heights of 69 inches or more. Find the probabilities described.

1. P(less than or equal to 65 inches and greater than or equal to 69 inches).
2. P(Greater than or equal to 65 inches.)
3. P(greater than or equal to 65 inches and less than or equal to 69 inches.)

Answer 1

Answer:

It should be 1.

Step-by-step explanation:

It stating that in a bunch of 25 students, only 8 are at least 65 inches or shorter, while the other ten, are at least 69 inches or taller, meaning there is nothing in between.

Answer 2

The probabilities described  P(less than or equal to 65 inches and greater than or equal to 69 inches).

We have given that,

In a class of 25 students, 8 students have heights less than 65 inches and 10 students have heights of 69 inches or more.

What is the probability?

Probability is the branch of mathematics concerning numerical descriptions of how likely an event is to occur, or how likely it is that a proposition is true.

It states that in a bunch of 25 students, only 8 are at least 65 inches or shorter, while the other ten, are at least 69 inches or taller, meaning there is nothing in between.

Therefore the probabilities described  P(less than or equal to 65 inches and greater than or equal to 69 inches).

To learn more about the probability visit:

https://brainly.com/question/25870256

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