Download GTU BE/B.Tech 2019 Winter 7th Sem New 2171504 Industrial Statistics And Quality Management Question Paper

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Subject Code: 2171504

GUJARAT TECHNOLOGICAL UNIVERSITY

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BE - SEMESTER- VII (New) EXAMINATION — WINTER 2019

Subject Name: Industrial Statistics & Quality Management

Time: 10:30 AM TO 01:00 PM

Instructions:

1. Attempt all questions.

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2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

1. (a) What do you mean by quality control? MARKS 03
2. (b) State difference between inspection and quality control. MARKS 04
3. (c) Write short note on: Test of Hypothesis. MARKS 07

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1. (a) What is scatter diagram? MARKS 03
2. (b) Discuss Binomial V/s Poison distribution. MARKS 04
3. (c) What are the criteria’s of a good measure of central tendency? MARKS 07

OR

1. (a) Discuss the importance of Quality circle for any organization. MARKS 03

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2. (b) Explain the concept of regression. MARKS 04
3. (c) What do you understand by skewness and kurtosis? MARKS 07

1. (a) Wrote short note: ISO 9000 and its necessity. MARKS 03
2. (b) OR What does the control charts tell us about the process? MARKS 04
3. (c) Explain the construction of histogram with suitable example. MARKS 07

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1. (a) Define statistics. Explain the role of statistics in quality management. MARKS 03
2. (b) What is process capability? MARKS 04
3. (c) Discuss the elements of a process capability analysis. MARKS 07

1. (a) Write short note: Seven tools of SQC for quality management in industries. MARKS 03
2. (b) OR Explain double sampling plan. MARKS 04

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3. (c) Discuss the concept of Total Quality Management (TQM). MARKS 07

1. (a) The Probability that a T. V. manufactured by the company will be defective is 1/20. If T. V.s are manufactured in lot of 10. Find the probability that: (1) At least two will be defective, (ii) Exactly two will be defective, and (iii) None will be defective. MARKS 03
2. (b) What is meant by dispersion? MARKS 04
3. (c) What are the important criteria for selecting the sampling plan? MARKS 07

1. (a) Mention the following on a typical O.C. curve for single sampling plan (rough sketch) : AQL =4.0%, a =0.02, $ =0.10, LQ = 14.2% Also Explain the meaning of each term. MARKS 03

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2. (b) OR Draw and explain: Frequency polygon. MARKS 04
3. (c) Discuss the linkage between quality and productivity with suitable examples. MARKS 07

1. (a) Discuss various causes of variation in the quality of manufactured product. MARKS 03

Date: 03/12/2019

Total Marks: 70

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