The Institute of Statistics, University of the Punjab, Lahore was founded in 1952, being the premier institution of higher education in Statistics & Operation Research in Pakistan is promoting, imparting and acquiring the traditional as well as nontraditional knowledge & research through conferences, teaching and learning.

To achieve the goal of reinforcing scientific and technological collaboration between the foreign and Pakistani scholars at a very high level, in a move to develop sustainable scientifically-based strategies, the Institute of Statistics under the dynamic leadership of Prof. Dr. Shahid Kamal, Director, Institute of Statistics and Conference Chairman successfully hold ‘The First International Conference on Statistics & Operations Research – 2006' from April 3 – 5, 2006 at Lahore.

The honorable Governor Punjab, Lt. Gen. (Retd.) Khalid Maqbool inaugurated the Conference and delivered a full of ideas oriented and praise-worthy speech. The worthy Vice Chancellor, Lt. Gen. (R) Arshad Mehmood, preside over the inaugural session. Dr. Akram M. Chaudhry, a renowned Professor of University of Bahrain participated as Keynote speaker. National and International Research Scholars participated and presented almost 48 quality research papers on theoretical, methodological, and applied contributions that advance the knowledge of Statistics, Probability, Biostatistics, Actuarial Sciences, Operations Research, Risk Management.

Table of Contents
S#	Title of Research Paper	Page #
1	A COMPARATIVE STUDY OF GENERALIZED RATIO AND REGRESSION ESTIMATORS WITH THEIR CLASSICAL COUNTERPARTS. By Younathan Abdia and Muhammad Qaiser Shahbaz	1-6
2	A COMPARATIVE STUDY OF PORTMANTEAU TESTS FOR UNIVARIATE TIME SERIES MODELS. By Sohail Chand & Dr. Shahid Kamal	7-10
3	A GRAPHICAL AND NUMERICAL METHOD FOR SELECTION OF VARIABLES IN LINEAR MODELS. By Munawar Iqbal & Asghar Ali	11-22
4	A NEW APPROXIMATE FORMULA FOR VARIANCE OF HORVITZ–THOMPSON ESTIMATOR USING FIRST ORDER INCLUSION PROBABILITIES. By M. Qaisar Shahbaz & M. Hanif	23-26
5	A NOTE ON MOMENTS OF WEIBULL ORDER STATISTICS. By Ahmad Zogo Memon	27-33
6	A STATISTICAL STUDY OF THE SATISFACTION OF PHYSIOTHERAPY AMONG THE PATIENTS OF CERVICAL SPONDYLOSIS. By Irum Sajjad Dar & Ghausia Masood Gilani	34-36
7	ADAPTIVE ESTIMATION OF HETEROSCEDASTIC MONEY DEMAND MODEL OF PAKISTAN. by M. Aslam & G. R. Pasha	37-42
8	AN ANALYSIS OF THE SURVIVAL TIMES OF THE PATIENTS WITH AML (ACUTE MYELOID LEUKEMIA) USING COX PROPORTIONAL HAZARD MODEL WITH CHANGING FORM OF THE HAZARD FUNCTION. By Bahrawar Jan & Iftikharuddin	43-47
9	AN IMPROVED MEAN AND STANDARD DEVIATION MODEL FOR ANOMALY BASED INTRUSION DETECTION. Mahrukh Jamil1, Muhammad Hasan Islam2	48-57
10	BIVARIATE RAYLEIGH DISTRIBUTION AND ITS PROPERTIES. By Prof. Abdul Samad Hirai & Dr. Ahmad Saeed Akhter & Azizullah Memon	58-61
11	CARRIER RISK CALCULATIONS FOR RECESSIVE DISEASES WHEN ALL THE MUTANT ALLELES ARE NOT DETECTABLE. by Mahnaz Khattak & Shuhrat Shah & Bahrawar Jan	62-67
12	CASE STUDY OF WAVES: ANALYSIS OF CONSUMER BEHAVIOR. By Hina Rehman	68-75
13	CAUSES OF CHILDREN RUNAWAY FROM THEIR HOMES IN PAKISTAN:A CASE STUDY OF MULTAN DISTRICT. By Muhammad Aslam, Atif Akbar & Waqas-ur-Rehman Khalidi	76-80
14	COEFFICIENT OF DETERMINATION, CORRELATION AND TREND ANALYSIS OF OKRA YIELD AND ITS YIELD COMPONENTS UNDER VARIOUS COMMERCIAL FERTILIZERS. By M.I. Raja, G.H. Talpur & R.A. Buriro	81-88
15	CONCOMITANTS OF ORDER STATISTICS FOR BIVARIATE PSEUDO–GAUSSIAN DISTRIBUTION. By Saman Shahbaz and Munir Ahmad	89-93
16	DETECTION OF OUTLIERS IN BL(1,1,1,1) MODELS USING LEAST SQUARES METHOD. By Ibrahim Mohamed, Azami Zaharim, Muhammad Sahar Yahya & Mohammad Said Zainol	94-96
17	DETECTION PROCEDURE FOR A SINGLE ADDITIVE OUTLIER AND INNOVATIONAL OUTLIER IN A BILINEAR MODEL. By Azami Zaharim, Ibrahim Ahmad, Ibrahim Mohamed & Sahar Yahaya	97-101
18	DEVIATION OF THE VARIANCES OF CLASSICAL ESTIMATORS AND NEGATIVE INTEGER MOMENT ESTIMATOR FROM MINIMUM VARIANCE BOUND WITH REFERENCE TO MAXWELL DISTRIBUTION. By G. R. Pasha, Muhammad Aslam & Muhammad Javed	102-106
19	DYNAMIC PANEL DATA MODEL FOR INVESTMENT, REAL VALUE AND CAPITAL STOCK DATA. By G. R. Pasha, M. Aslam & Muhammad Abdullah	107-110
20	ESTIMATING HIES DATA THROUGH RATIO AND REGRESSION METHODS FOR DIFFERENT SAMPLING DESIGNS. By Faqir Muhammad and Ayesha Anis	111-121
21	EVALUATION OF GDP, SAVING AND INVESTMENT INTERACTIONS THROUGH SIMULTANEOUS EQUATION SYSTEM. By Bahrawar Jan, Sajjad. A. Khan & Iftikharuddin	122-131
22	EVALUATION OF RISK FACTORS OF HCV INFECTION IN LAHORE, (PAKISTAN). By Rao Muhammad Ijaz & Prof. Dr. Ahmad Saeed Akhtar	132-137
23	EXACT DISTRIBUTION OF RELIABILITY COEFFICIENT OF RAYLEIGH DISTRIBUTION. By Aasma Riaz & Muhammad Qaiser Shahbaz	138-143
24	EXCHANGE RATES AND EXPORTS NEXUS: TIME SERIES EVIDENCE FROM PAKISTAN. By Mohammad Afzal and Sijjad Hussain Shah	144-150
25	FUZZY MULTI-OBJECTIVE LINEAR PROGRAMMING APPROACH FOR TRAVELING SALESMAN PROBLEM. By Amna Rehmat, Hina Saeed & Muhammad Shahzad Cheema	151-160
26	HEALTH CONSCIOUSNESS AMONG STUDENTS. By Rabia Riaz & Munawar Iqbal	161-167
27	HYPOTHESIS TESTING OF PARAMETERS FOR ORDINARY LINEAR CIRCULAR REGRESSION. By Abdul Ghapor Hussin	168-174
28	IMPACT OF THE DEMOGRAPHICS ON THE CONSUMER'S BRAND LOYALTY. By Asma Mahmood	175-186
29	INTELLIGENT QUESTIONNAIRE DESIGN AND ANALYSIS. By Muhammad Shahzad Cheema	187-195
30	LEVELS AND DIFFERENTIALS IN AGE REPORTING IN PAKISTAN. By Hina Gul, Wajiha Kaleem & Prof. Zahid Mahmood	196-211
31	MIXTURE DISTRIBUTIONS AND THE CONSTRUCTION OF REFERENCE RANGES FOR BIOCHEMICAL PARAMETERS. By Shahid Kamal, Clive J. Lawrence, Vivian F. Trewin & Ayesha Sekandar	212-222
32	MODIFIED WEIGHTED KAPLAN-MEIER ESTIMATOR. By Mohammad Shafiq, Prof. Dr. Shuhrat Shah & Alamgir	223-227
33	MULTIVARIATE STATISTICAL ANALYSIS IN MODELLING THE JOB SATISFACTION DATA. by Rehan Ahmad Khan, Prof. Dr. Shahid Kamal & Dr. Ghausia Masood Gillani	228-235
34	ON A NEW CLASS OF UNIVARIATE CONTINUOUS DISTRIBUTIONS THAT ARE CLOSED UNDER INVERSION. By Saleha Naghmi Habibullah & Munir Ahmad	236-243
35	PANEL MODEL FOR WHEAT PRICES. By Tanveer Akhlaq & Muhammad Qaiser Shahbaz	244-249
36	POLICY VARIABLES SEARCH IN THE RICE PRODUCTION OF PAKISTAN. By Imran Mahmood & Ghausia Masood Gilani	250-254
37	PREDICTIVE STRENGTH OF CLASSICAL RISK FACTORS OF CORONARY ARTERY DISEASE AMONG FEMALE PATIENTS IN PUNJAB. By Sohail Chand	255-258
38	SIMULATION OF WAITING LINES IN SERVICE ENVIRONMENT. By Naveed Ahmad Khan & Saba Rehman	259-265
39	SMOKING AMONG UNIVERSITY STUDENTS: A STATISTICAL STUDY. By Dr. Salahuddin & Mohammad Iqbal	266-272
40	STABILITY OF VARIANCE ESTIMATOR OF MODIFIED MURTHY ESTIMATOR. By Mariyam Hafeez and Muhammad Qaiser Shahbaz	273-276
41	STATISTICAL ANALYSIS OF RISK FACTORS FOR CARDIOVASCULAR DISEASE IN MALAKAND DIVISION. By Salahuddin, Fazle Rabbi, Fazli Qadir & Mehnaz Khattak	277-285
42	STATISTICAL STUDY OF CHARACTERISTICS OF SMOKING AMONG STUDENTS OF UNIVERSITY OF THE PUNJAB, LAHORE-PAKISTAN. By Afza Rasul & Sohail Chand	286-290
43	SURVIVAL ANALYSIS OF INFANTS: A CASE STUDY CONCERNING GENDER AND BIRTH WEIGHTS. By Saadia Ashraf, Muhammad Khalid Pervaiz , Mueen-ud-Din Azad, Hina Muzaffar & Nighat Zahra	291-308
44	TEST S OF HAPLOTYPE CONCORDANCE AND DISCORDANCE. By Mahnaz Khattak & Mahnaz Khattak	309-314
45	THE BETA–EXPONENTIAL DISTRIBUTION. By Muhammad Qaiser Shahbaz	315-318
46	THE STAT BUG IN PSYCHOLOGY. By Yasmin Nilofer Farooqi	319-325
47	TRANSFORMATION OF RANDOM VARIABLES. A COMPARISON OF EXTERIOR PRODUCT METHOD WITH THE USUAL DETERMINANT METHOD FOR COMPUTING JACOBIAN OF TRANSFORMATION. By Rehan Ahmad Khan & Prof. Dr. Shahid Kamal	326-334
48	VISUAL BALANCED DESIGNS FOR SELECTION OF SUBSETS OF TREATMENT COMBINATIONS OF 3 3 FACTORIAL DESIGNS AND MODEL SPECIFICATION THEREOF. By Asghar Ali, Muhammad Mutahir Iqbal and Musharraf Nawaz	335-346