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AGR305

Analytical Techniques For Animal Production I

This course introduces students to experimental designs and statistical analysis in animal science. It covers topics such as experimental error, sampling techniques, common experimental designs, and data presentation. Students will learn about measures of central tendency, dispersion, relationships, and hypothesis testing. The course also explores volumetric, gravimetric, thermometric, electrochemical, and optical methods of chemical analysis relevant to animal science research.

About this course

Difficulty
Intermediate
Study hours
150 hours
Maths
Intermediate
Content
Theoretical, practical, problem solving
Practical work
Yes
Before you start
  • Basic Biology
  • Basic Chemistry
  • Introductory Statistics
How it is assessed
  • Assignments
  • Tutor marked assessments
  • Final examination

One paragraph, so you can see how it reads

AGR305 · MODULE 1

Common sources of random error are problems in estimating a quantity that lies between the graduations of instruments and in ability to read an instrument because of fluctuations during the measurements.

What you should be able to do

  1. Apply experimental designs in animal science research.
  2. Perform statistical analysis on experimental data.
  3. Interpret measures of central tendency and dispersion.
  4. Conduct hypothesis testing using appropriate statistical tests.
  5. Apply volumetric and gravimetric methods for chemical analysis.
  6. Utilize electrochemical and optical methods in animal science research.

What it prepares you for

Careers
  • Animal Nutritionist
  • Livestock Scientist
  • Research Assistant
  • Laboratory Technician
  • Agricultural Consultant
Where it is applied
  • Animal Feed Industry
  • Livestock Production
  • Agricultural Research
  • Food Safety
  • Environmental Monitoring
Tools
  • Statistical Software (e.g., SPSS, R)
  • Spreadsheet Software (e.g., Microsoft Excel)
  • Laboratory Equipment (e.g., spectrophotometer)

Where it gets hard

The units students slow down on, and what makes each one heavy.

  • Module 1: Introduction

    Unit 4: Practical Application of Common Designs in Animal Experiments

    Practical application of ANOVA calculations requires strong understanding of statistical principles and formulas.

  • Module 2:

    Unit 4: Measures of Relationships

    Bayes' Theorem involves complex conditional probabilities and requires careful application of formulas.

A suggested way through it

Suggested

13 weeks, about 44 hours in total. Yours will differ.

  1. Week 1Module 1: Introduction
    • Unit 1: General Introduction to Experimental Error · 3 hours

      Define experimental error and its types.. Identify sources of systematic and random errors.. Differentiate between accuracy and precision.. Calculate percent error and percent difference..

  2. Week 2Module 1: Introduction
    • Unit 2: Sampling Techniques · 3 hours

      Describe characteristics of a good sample.. Develop a sampling plan considering objectives, consequences, and homogeneity.. Explain representative, probability, and random number sampling.. Differentiate between simple, systematic, and stratified sampling..

  3. Week 3Module 1: Introduction
    • Unit 3: Common Experimental Designs in Animal Science · 4 hours

      Define experiment and experimental design.. Explain randomization, replication, and control in experimental design.. Describe Completely Randomized Designs (CRD) and Randomized Complete Block Design.. Understand Factorial and Split Block Designs..

  4. Week 4Module 1: Introduction
    • Unit 4: Practical Application of Common Designs in Animal Experiments · 4 hours

      Apply calculations in CRD.. Calculate Analysis of Variance (ANOVA) in RCBD.. Calculate ANOVA from data in Latin Square.. Solve calculations (ANOVA) from data in nested design..

  5. Week 5Module 2:
    • Unit 1: Introduction to Statistics · 3 hours

      Define statistics and describe its scope.. Differentiate between descriptive and inferential statistics.. Explain data collection methods and their importance.. Summarize and present data in tabular and graphical formats..

  6. Week 6Module 2:
    • Unit 2: Descriptive Statistics · 4 hours

      Calculate mean, median, and mode for ungrouped and grouped data.. Determine range, mean deviation, variance, and standard deviation.. Calculate coefficient of variation and standard error.. Interpret measures of central tendency and dispersion..

  7. Week 7Module 2:
    • Unit 3: Probability · 4 hours

      Explain correlation and regression concepts.. Draw and interpret scatter diagrams.. Compute Pearson product moment correlation coefficient.. Perform simple regression analysis..

  8. Week 8Module 2:
    • Unit 4: Measures of Relationships · 3 hours

      Define probability and its types.. Explain and compute additive and multiplicative probability laws.. Distinguish between empirical, classical, and subjective probabilities.. Apply Bayes' Theorem..

  9. Week 9Module 2:
    • Unit 5: Statistical Tests · 4 hours

      Define hypothesis and its types.. Explain errors in hypothesis testing.. Perform Z-test and T-test for significance.. Differentiate between one-sided and two-sided tests.. Apply F-test and Chi-square distribution..

  10. Week 10Module 3:
    • Unit 1: Principle of Volumetric Data Analysis · 3 hours

      Explain the basic principles of volumetric analysis.. List requirements for volumetric treatment of samples.. Describe acid-base, precipitation, and redox titrations.. Identify methods for determining the endpoint in titration..

  11. Week 11Module 3:
    • Unit 2: Gravimetric Data Analysis · 3 hours

      Explain the concept of gravimetric analysis.. List types of gravimetric analysis.. Describe precipitation and volatilization gravimetric methods.. Explain the general procedure for gravimetric analysis..

  12. Week 12Module 3:
    • Unit 3: Thermometric Data Analysis · 3 hours

      Define thermometric analysis.. List different types of thermometric analysis.. Explain the principles of thermometry.. Discuss advantages and disadvantages of thermometric analysis..

  13. Week 13Module 3:
    • Unit 4: Electrochemical Analysis · 3 hours

      Explain the concept of electrochemical analysis.. List and differentiate electrochemical methods.. Apply electrochemical principles to animal science research.. Describe potentiometric, voltametric, coulometric, and conductometric methods..

Preparing for the exam

What to do
  • Create detailed summaries of experimental designs (CRD, RCBD, Factorial) with examples from animal science.
  • Practice calculating ANOVA tables and interpreting F-values for different experimental designs.
  • Develop flashcards for statistical terms (mean, median, mode, standard deviation, variance) and their formulas.
  • Work through practice problems involving hypothesis testing (Z-test, T-test, Chi-square) with real-world data.
  • Review laboratory procedures for volumetric, gravimetric, and electrochemical analyses, focusing on calculations and error analysis.
  • Create concept maps linking Units 3-5 statistical concepts
  • Practice SQL queries from Units 7-9 weekly
  • Allocate specific study time for each module based on its weight in the final grade
  • Form a study group to discuss challenging concepts and practice problem-solving together
  • Review all TMAs

Questions students ask about this course

What is AGR305 about?

This course introduces students to experimental designs and statistical analysis in animal science. It covers topics such as experimental error, sampling techniques, common experimental designs, and data presentation. Students will learn about measures of central tendency, dispersion, relationships, and hypothesis testing. The course also explores volumetric, gravimetric, thermometric, electrochemical, and optical methods of chemical analysis relevant to animal science research.

How many units does AGR305 have?

AGR305, Analytical Techniques For Animal Production I, has 31 units across 2 modules, over 127 pages of course material. You can read it one unit at a time.

How many credit units is AGR305?

AGR305 carries 2 credit units, at 300 level in Agricultural Sciences.

Is AGR305 hard?

AGR305 is rated intermediate level, with intermediate mathematical content. It is mostly theoretical, practical and problem solving work, and it has a practical component.

How long does AGR305 take to study?

About 150 hours of study, spread across its 31 units.

How is AGR305 assessed?

AGR305 is assessed by assignments, tutor marked assessments and final examination.

What do I need before starting AGR305?

Basic Biology Basic Chemistry Introductory Statistics

What can I do with AGR305?

Animal Nutritionist, Livestock Scientist, Research Assistant, Laboratory Technician and Agricultural Consultant.

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