Ramsay Test Data Interpretation & Analysis 4

Question 1

A graph plots voltage vs. time and shows a sudden spike. What is the most likely meaning of the spike?

Accepted Answer

A brief surge in voltage

Answer

A sudden sharp peak represents a momentary surge.

Question 2

A schedule shows maintenance every 250 hours. A machine has run 1,000 hours. How many maintenance cycles should have occurred?

Accepted Answer

4

Answer

1,000 divided by 250 equals 4 cycles.

Question 3

A dataset of temperatures is 68, 72, 70, 74, 71. What is the range?

Accepted Answer

6

Answer

The range is the highest (74) minus the lowest (68), which equals 6.

Question 4

A report shows output of 500 units with 25 rejects. What percentage were rejected?

Accepted Answer

5%

Answer

25 divided by 500 equals 0.05, or 5%.

Question 5

Two trend lines cross at one point on a graph. What does the intersection represent?

Accepted Answer

The point where both values are equal

Answer

An intersection is where the two plotted values are the same.

Ramsay Test Practice Test