A Time Study Was Conducted to Determine the Length of Time

Multiple Choice

A time study was conducted to determine the length of time required to perform a task in a manufacturing process. The times required by approximately two-thirds of the workers in the study satisfied the inequality $$\left| \frac { t - 15.6 } { 1.6 } \right| \leq 1$$ where t is the time in minutes. What are the maximum and minimum times? Round your answer to one decimal place.

A) minimum time is $14$ minutes, maximum time is $15.6$ minutes
B) minimum time is $14$ minutes, maximum time is $17.2$ minutes
C) minimum time is $14$ minutes, maximum time is $17.9$ minutes
D) minimum time is $15.6$ minutes, maximum time is $17.2$ minutes
E) minimum time is $13.5$ minutes, maximum time is $17.2$ minutes