The____

Advanced Placement (AP)

1 answer:

attashe74 [19]3 years ago

8 0

Answer:

Cornea

Explanation:

The cornea is the protective part of an eye. It is a membrane that protects other parts of an eye and makes the entrance of the light into the eye possible.

It covers the frontal part of the eye. It reflects the light and it is very important for the eye as it makes the third of the whole potential of the eye.

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Students in a high school statistics class responded to a survey designed by their teacher. One of the survey questions was “How

maria [59]

The proportion of students that got the recommended amount of sleep is 0.179.

<h3>What is a proportion?</h3>

A proportion can be defined as an expression which is typically used to represent (indicate) the equality of two (2) ratios. This ultimately implies that, proportions can be used to establish that two (2) ratios are equivalent and solve for all unknown quantities.

<h3>How to calculate proportion of students that got the recommended amount of sleep?</h3>

Since the total number of students in this class is 28, we would develop an expression to relate the number of students that sleep at least for 5 hours per night:

Proportion = 5/28

Proportion = 0.179.

Read more on proportions here: brainly.com/question/870035

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Complete Question:

Students in a high school statistics class responded to a survey designed by their teacher. One of the survey questions was “How much sleep did you get last night?” Here is a dotplot of the data: Experts recommend that high school students sleep at least per night. What proportion of students in this class got the recommended amount of sleep? Amount of sleep (h) (Round your answer to three decimal places.)