QUESTION $29$

A process that exhibits random variability would be judged to be out of control.

True

False

QUESTION $30$

A quality analyst wants to construct a control chart for determining whether four machines, all producing the same product, are in control with regard to a particular quality attribute. Accordingly, she inspected $1,000$ units of output from each machine in random samples, with the following results:

$\backslash$table$[[$Machine$,$Total Defectives$],[$#$1,23],[$#$2,15],[$#$3,29],[$#$4,13]]$

What is the control chart upper control linit for an alpha risk of$.)=(1\mathrm{.}96?$

The upper control limit is less than or equal to $0\mathrm{.}024.$

The upper control limit is greater than $0\mathrm{.}024$ but less than or equal to $0\mathrm{.}03.$

The upper control limit is greater than $0\mathrm{.}03$ but less than or equal to $0\mathrm{.}036.$

The upper control limit is greater than $0\mathrm{.}036$ but less than or equal to $0\mathrm{.}042.$

The upper control limit is greater than $0\mathrm{.}042$

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