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Design of experiments - course description

General information
Course name Design of experiments
Course ID 06.9-WM-ZiIP-IJ-ANG-D-16_20
Faculty Faculty of Mechanical Engineering
Field of study Management and Production Engineering
Education profile academic
Level of studies Second-cycle studies leading to MSc degree
Beginning semester winter term 2023/2024
Course information
Semester 2
ECTS credits to win 5
Course type obligatory
Teaching language english
Author of syllabus
  • dr inż. Iwona Pająk
Classes forms
The class form Hours per semester (full-time) Hours per week (full-time) Hours per semester (part-time) Hours per week (part-time) Form of assignment
Project 30 2 - - Credit with grade
Lecture 30 2 - - Exam

Aim of the course

Knowledge of issues related to the planning of experiments, developing the ability to analyse the results of measurements, using statistical methods of analysis.

Prerequisites

a course in mathematical statistics

Scope

Lecture:

L1-2: Introduction. Basic concepts: scientific research, experimental research, theory of experiment, experience, active and passive experiment. Classification of experimental plans. Theoretical basis of experimental research. Problem identification and formulation. Choice of response variables. Selection of factors to be varied. Establishing a research method: choice of experimental design, determining the number of replicates. Statistical analysis of the data.

L3-4: Review of problems in mathematical statistics. Statistical distributions and their parameters. Point estimation: measures of central tendency, measures of spread/dispersion and measures of distortion. Data analysis through graphical presentation (histogram, box plot, quantile-quantile plot, normality plot, scatter plot). Hyphotesis testing: inference about the differences in means and goodness-of-fit tests.

L5: Simple comparative experiments. Analysis of the experiments results using of two-Sample t-Test. Checking assumptions: graphical analysis as well as tests for equality of the variances of two populations and goodness-of-fit tests.

L6: Power analysis and calculation minimum sample size. Standarized effect and effect. Determining sample size (umber of replicates).

L7-8: Experiments with a single factor. One-way ANOVA. Checking assumptions. Post-hoc tests. Effect size and measures. Selected measures of the effect. Determining sample size.

L9-10: Experiments with two factors. Factorial designs: main effects and interactions. Two-way ANOVA. Checking assumptions. Post-hoc tests. Determining sample size.

L11: Two and multidimensional random variables.  Measures of dependence among random variables.

l12-13: Regression analysis. Linear Regression. Least squares method. Regression equation quality indicators. Hypothesis testing in multiple regression: test for significance of regression, tests on individual regression coefficients. Checking assumptions - residual analysis.

L14: Stepwise regression. Single factor experiments: relationships between analysis of variance and analysis of regression.

L15: Experimental designs. Full and fractional factorial designs:  two-level, three-level and multi-level. 

Project:

P1-P3: Carrying out a simple comparative experiment. Analysis of experiment results. Checking assumptions. Power analysis. Checking the sample size for the desired effect.

P4-P6: Conducting a two-factor experiment. Analysis of experiment results. Checking assumptions. Power analysis.  Checking the sample size for the desired effect..

P7-P9: Conducting an experiment to develop a model of the selected process. Analysis of experiment results. Checking assumptions.

P10-P12: Presentation of the results.

P13-P14: Verification of solutions - passing the projects.

Teaching methods

Lecture: a conventional lecture

Project: a project implemented in groups or individually

Learning outcomes and methods of theirs verification

Outcome description Outcome symbols Methods of verification The class form

Assignment conditions

Lecture: written exam preceded by obtaining a credit for project classes

Project: arithmetic mean of the grades obtained for each project activity

Final grade: the condition for passing the course is to pass all its forms, the final grade for the course is the arithmetic mean of the grades for individual forms of classes

Recommended reading

  1. Montgomery D. C., Design and Analysis of Experiments, Wiley, 2012
  2. Dean A., Voss D., Draguljić D., Design and Analysis of Experiments, Springer, 2017
  3. Hines W. W., Montgomery D. C., Goldsman D. M., Borror C. M., Probability and Statistics in Engineering, Wiley, 2003

Further reading

  1. Toutenburg H., Statistical Analysis of Designed Experiments, Springer, 2002
  2. Davim J. P., Design of Experiments in Production Engineering, Springer 2016
  3. Wild C. J., Seber G. A. F. , Chance Encounters: A First Course in Data Analysis and Inference, Wiley, 1999

Notes


Modified by dr inż. Tomasz Belica (last modification: 12-04-2023 23:05)