QUESTION $32$

Studies on a machine that molds plastic water pipe indicate that when it is injecting I Inch$-$diameter pipe, the process standard deviatinch? $-$inch pipe has a specification of $1$ inch plus or minus $0\mathrm{.}10$ inch. What is the value of the process capability index if the long$-$run pro

The value is less than $1.$

The value is greater than or equal to $1$ but less than $1\mathrm{.}13$

The value is greater than or equal to $1\mathrm{.}13$ but less than $1\mathrm{.}26.$

The value is greater than or equal to $1\mathrm{.}26$ but less than $1\mathrm{.}39.$

The value is greater than or equal to $1\mathrm{.}39.$

UESTION $33$

nspector found an average of $4\mathrm{.}3$ scratches in the exterior paint of each of the automobiles being prepared for shipment to ers. Please use the appropriate control char to determine three$-$sigma UPPER control limit$.$