A Machinist with Normal Vision Has a near Point at 25

question 39

Multiple Choice

A machinist with normal vision has a near point at 25 cm.This machinist wears +4.25-diopter eyeglasses in order to do very close work.With these eyeglasses,what is the near point of the machinist? Assume that he wears the glasses extremely close to his eyes.

• A)12 cm
• B)10 cm
• C)7 cm
• D)15 cm
• E)17 cm

---

Definitions:

Standard Deviation

A metric that assesses the extent of spread or distribution of a dataset from its average value.

Computer-Consulting

A service field that provides expert advice and solutions in the area of information technology and computer systems.

Probability Distribution

A function or rule that assigns probabilities to each value of a random variable, showing how probabilities are distributed over its possible values.

Poisson Distribution

A probability distribution that expresses the probability of a given number of events occurring in a fixed interval of time or space if these events happen with a known constant mean rate and independently of the time since the last event.