Which one of the following is not a human error?

To prevent errors in measurement, it is important to

What type of error may occur if the scale of a measure tool is not read square to the axis of the work piece?

One example of an "end standard" is

Which one of the following tools is used for direct measurement?

Which one of the following is an example of a "line standard"?

Group the instruments in the correct category.

Match the errors with the case studies.