(1) A subset of the population selected to help make inferences on a population is called

Critical value

Test statistic

Sample

Population parameter

(2) What are the three basic elements of project planning?

i. Scope

ii. Schedule

iii. Budget

iv. Value stream mapping

v. Determining solutions

vi. Poka-yoke

vii. Theory of inventive problem solving

i, ii, and iii only

iv, v, and vi only

v, vi, and vii only

ii, vi, and vii only

(3) A problem statement should:

Suggest a solution

Find who is at fault

Suggest causes

None of the above

(4) Which of the following tool(s) is/are used to illustrate what is having a significant impact in the analysis of design of experiments?

ANOVA

Effect plots (main effects and interactions)

Response surface

All of the above

(5) How does one know if there is adequate discrimination/resolution in the measurement system by looking at a control chart?

Simply count the number of subgroups and divide by that number

There should be at least six possible points (including zero) under the control limit of the range portion of the control chart

If all of the points in the range chart are at zero

All of the above

(6) The reason why an X-bar R chart is effective when dealing with non-normal data has to do with

The central limit theorem

The fact that averages vary less than individuals

The binomial distribution

Statistical decision theory