A Foreman Wants to Use An $\overline { \mathrm { X } }$

question 51

Multiple Choice

A foreman wants to use an $\overline { \mathrm { X } }$
Chart to control the average length of the bolts manufactured.He has recently collected the six samples given below. $$\begin{array} { c c c c c } \text { Sample } & & & & \\1 & 1.99 & 2.01 & 2.02 & 2.02 \\2 & 2.00 & 2.00 & 2.01 & 2.01 \\3 & 1.98 & 1.99 & 2.01 & 1.98 \\4 & 2.01 & 2.02 & 2.02 & 1.99 \\5 & 1.99 & 1.99 & 2.01 & 1.99 \\6 & 2.03 & 1.98 & 2.03 & 2.04\end{array}$$
Calculate the mean of the means $\overline { \overline X }$
)

• A)2.010
• B)2.406
• C)2.000
• D)2.005

---

Definitions:

Industrialized

The process by which an economy is transformed from primarily agricultural to one based on the manufacturing of goods, involving large-scale industry and infrastructure development.

Treaty of Prague

An agreement concluded in 1866 after the Austro-Prussian War, leading to the dissolution of the German Confederation and the establishment of the North German Confederation.