1(a) Write a note on various stages of
inspection and inspection procedures. (8 Marks)

(b)What is statistical quality control?
(4 Marks)

(c) Explain some properties of
probability and probability functions. (4 Marks)

(d) A random sample is to be selected
from a lot of 15 articles, 4 of which are non-confirming. What is the
probability that the sample will contaibn less than 3 non-containing items? (4
Marks).

2(a) Explain Deming’s philosophy. (8
Marks)

(b) Write a note on history of quality
control in India .
(8 Marks)

(c) Write a note on TQM organization. (4
Marks)

3 (a) With the help of figures, explain
PDSA cycle and CPI cycle. (10 Marks)

(b) Explain in detail six sigma
breakthrough methodology of quality improvement. (6 Marks)

(c)Mention some characteristics of
successful leaders. (4 Marks)

4(a) Write a note on misconception about
benchmarking. (4 Marks)

(b) What are benchmarking errors?
Explain. (6 Marks)

(c) Explain the various steps involved in
FMEA documentation. (6 Marks)

(d) Mention the drawbacks of quality
function deployment. (4 Marks)

5 (a) State and explain central limit
theorem. (6 Marks)

(b) What is process capability? (6 Marks)

(c) A product has a specification of 48±3 on one of its quality characteristic. Assume a
normal distribution. What would be process average and standard deviation if
the specifications have to fall exactly at X

^{1}±3s^{1}. Assuming the process capabilities meet the values established in. What would be the 3s control limits for monitoring this characteristic for X, R chart using a subgroup size of 4. (8 Marks)
6 (a) What is an attribute control chart?
Differentiate between p-chart and np-chart. (12 Marks)

(b) Write a note on Type I errors and
type II errors with respect to the control charts. (4 Marks)

(c) A control chart for defects per units
(U) uses the probability limits corresponding to the probabilities of 0.95 and
0.55. At Ū = 1.5, the limits vary with the value of n. Determine the correct
position of UCL and LCL when the sample size in 6=8. (4 Marks)

7(a) Explain operating characteristic
curve. Differentiate between type A and type B curves. (6 Marks)

(b) Write a note on sequential sampling
plan. (6 Marks)

(c) Explain the terms average outgoing
quality (AOQ) and average outgoing quality limit (AOQL). (4 Marks)

(d) A double sampling plan is as follows:
N= 5000 n

_{1}= 150 c_{1}= 3 r_{1}=6 n_{2}=200 c_{2}=8 r_{2}=9 100P’=1.5 P’=0.015. Calculate Pa, ATI, AOQ and ASN. (4 Marks)
8 (a) Explaion the terms reliability and
redundancy. (6 Marks)

(b) Write a note on tolerance design. (4
Marks)

(c) Explain two methods adopted for the
evaluation of quality loss. (6 Marks)

(d) Determine the reliability of an
equipment having an MTBF of 50 hours for an operating period of 45 hours. If
the reliability has to be improved by 20%, what % change in MTBF is
required? (4 Marks)

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