Unit 1: Scientific Research and Statistical Methods
What is a Scientific Method?
fundamental logic of inquiry and represents a
unique process for problem solving and
Tutorial Record Book Problems in Basic Probability and Binomial Distribution
A clinic offers you a free test for a very rare, but hideous disease. The test they offer is very
reliable. If you have the disease it has a 98% chance of giving a positive re
THE NORMAL DISTRIBUTION
Normal distribution is one of the most useful distributions
for Statistical inference. The distribution is
Characterized by two parameters ( mean and
Symmetrical about the mean, hence
mean = m
Measures of Location
UNIT 3: DESCRIPTIVE STATISTICS
These are typical values of a data set.
There are two broad categories of description.
The mean or average value of a data
set denoted by X is given by
Measures of Location
Measures of spr
Unit 2: Farm Decision Making Using Micro
The Production Function
All agribusinesses produce something.
Whether it be products such as wheat, flour and cereal or
services such as storage or banking.
Unit 12: Two-Analysis of Variance
The randomized complete block design is useful to obtain data for comparing
treatments means when the experimental units are heterogeneous in a manner
that one-way blocking can be used for its control. The response of a u
UNIT 10: CONTIGENCY TABLES:
relationships between categorical variables
An inferential method for assessing relationships between
categorical variables will be presented in this unit.
Each categorical variable has at least two groups
UNIT 11: ONE-WAY ANALYSIS OF VARIANCE
One-way analysis of variance is useful for analysis of data obtained from experiments
based on completely randomized designs and observational studies where the response is
expected to depend on a single classificatio
AGBU 2003: Applied Statistics
2 X 3 Tables
Do rats pose a serious problem in commercial poultry production? A survey was
conducted to assess the seriousness of the problem and how it affects different types of
operations. For the purposes of this
Basic concepts and Definitions
Data collection methods cover the study of
ways of gathering data for the intended
Survey Design is a study of various methods of
drawing samples and collecting observations from