State whether the following statements are True or False. Give reason

Question

State whether the following statements are True or False. Give reason in support of your answer:

(a) The c-chart is suitable for monitoring to proportion of defective.

(b) In single sampling plan, if we increase acceptance number then the OC curve will be steeper.

(c) In a series system, improving the reliability of the weakest component gives the maximum improvement in system reliability.

(d) If the probabilities are not associated with the occurrence of different states of nature, then the situation is known as decision making under risk.

(e) In single sampling plan, if we increase acceptance number then the OC curve will be steeper.

19 Jan 2026

Answer :

Word Count : 145

(a) False. The c-chart is used to monitor the number of defects per unit, not the proportion of defective items. To monitor the proportion __________ __________ ______ _____ ______ ____ ________ __________ __________ ___.
_______ ___ ______ ___ _________ _________ _________ ___ ________ _______ ______ _____.
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_________ _____ ________ _________ ______ ___ _______ ___ ________ _____ ______.
____ __________ _________ _________ ________ _____ ______ ________ ___ ___ ______.
______ _______ ________ __________ _______ ____ ________.
_______ ________ __________ __________ ______ _________ _________ ______ ____ ___ ________.
___ ___ ______ _____ _____ ________ _________ __________ ____.
_____ _____ ___ _____ __________ _______ ___ ____ ________ __________ _________.
__________ ______ _______ ___ ____ ______ ______ _____ _______ _____.
_______ __________ _____ ________ _____.
____ ____ _______ ____ _______ _________ _________ _______ ______.
______ ________ __________ _________ __________.
__________ _______ _______ ______ _______.
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Hour	1	2	3	4
1	50	52	51	49
2	51	50	53	52
3	49	50	48	51
4	52	54	53	51
5	50	49	51	50
6	53	52	54	55
7	48	49	50	47
8	51	52	50	51
9	54	55	53	54
10	50	51	49	50

Hour	1	2	3	4
1	50	52	51	49
2	51	50	53	52
3	49	50	48	51
4	52	54	53	51
5	50	49	51	50
6	53	52	54	55
7	48	49	50	47
8	51	52	50	51
9	54	55	53	54
10	50	51	49	50

Hour	1	2	3	4
1	50	52	51	49
2	51	50	53	52
3	49	50	48	51
4	52	54	53	51
5	50	49	51	50
6	53	52	54	55
7	48	49	50	47
8	51	52	50	51
9	54	55	53	54
10	50	51	49	50