During an Eye Examination, the Nurse Requests That the Client

question 7

Multiple Choice

During an eye examination, the nurse requests that the client read letters located on the Snellen E chart. The client's vision is determined to be 20/200. Which statements regarding this client's vision are accurate?

• A) The client is legally blind.
• B) The client is unable to read from a paper at close range.
• C) The client is found to be farsighted.
• D) The client is myopic.
• E) This is common in clients who are over 45 years old.

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Definitions:

Normal Model

A statistical model that describes data that clusters around a mean in a symmetrical, bell-shaped distribution.

Mean

The average value calculated by adding all numbers in a dataset and dividing by the count of numbers.

Standard Deviation

It quantifies the diversity or spread among a set of numerical values, showing how much they deviate from the average value.

Interquartile Range

The difference between the 75th and 25th percentiles of a data set, measuring the spread of the middle 50% of values.