Answer:
D
Step-by-step explanation
Process capabilitty ration and process capability index are statistical tools which are often used to produced output within a limit.
Answer:

Step-by-step explanation:
The answer is -1/3
Step-by-step explanation:

<h3><u>Given That:</u></h3>



<u>On rearranging the terms, we get:</u>

<u>Comparing both sides, we get:</u>


<u>Multiplying (i) by 4, we get:</u>

<u>Multiplying (ii) by 3, we get:</u>

<u>Adding equations (iii) and (iv), we get:</u>


<u>From (ii), we get:</u>





<u>Therefore:</u>

★ <u>Which is our required answer.</u>




