Beginner

Descriptive & Inferential Statistics

Understand the statistics behind every report: summaries, sampling, confidence intervals and hypothesis tests.

3 modules · 7 lessons · about 4 hours of guided content

About this course

A clear, applied introduction to statistics. Each concept is explained with examples from health, agriculture, education and business, and practised in software.

What you'll achieve

Choose and interpret appropriate summary statistics
Explain sampling variability and the standard error
Construct and interpret confidence intervals
Run and interpret common hypothesis tests (t-test, chi-square)

What you'll deliver

Compare two groups
Certificate of completion

Prerequisites

• Secondary-school mathematics

Curriculum

Module 1
Describing dataSummaries and charts. · 3 lessons · quiz
- Mean, median and when they disagreeSkewed data, like income, needs care.Free sample25 min
- Spread: range, IQR and standard deviationHow variable is the data?30 min
- Describing categorical dataFrequencies, proportions and cross-tabs.25 min
- Quiz: Describing data check · 2 questions · pass mark 70%
Module 2
From samples to populationsSampling and estimation. · 2 lessons
- Sampling distributions and the standard errorWhy estimates vary between samples.35 min
- Confidence intervalsEstimating with honest uncertainty.35 min
Module 3
Testing hypothesesEvidence, not certainty. · 2 lessons · quiz · assignment
- p-values and significanceWhat they mean, and what they don't.35 min
- t-tests and chi-square testsComparing groups.40 min
- Quiz: Inference check · 2 questions · pass mark 70%
- Assignment: Compare two groups

Certificate requirements

• Complete every lesson
• Score at least 70% on every module quiz
• Hold an active enrollment

Certificates confirm completion of BDIM training. They are not an academic qualification or professional accreditation.

Request a quote

Tell us whether you are an individual learner, a group or an organization, and your preferred format. Pricing is negotiable.

Curriculum

Module 1

Describing dataSummaries and charts. · 3 lessons · quiz

Mean, median and when they disagreeSkewed data, like income, needs care.Free sample25 min
Spread: range, IQR and standard deviationHow variable is the data?30 min
Describing categorical dataFrequencies, proportions and cross-tabs.25 min
Quiz: Describing data check · 2 questions · pass mark 70%

Module 2

From samples to populationsSampling and estimation. · 2 lessons

Sampling distributions and the standard errorWhy estimates vary between samples.35 min
Confidence intervalsEstimating with honest uncertainty.35 min

Module 3

Testing hypothesesEvidence, not certainty. · 2 lessons · quiz · assignment

p-values and significanceWhat they mean, and what they don't.35 min
t-tests and chi-square testsComparing groups.40 min
Quiz: Inference check · 2 questions · pass mark 70%
Assignment: Compare two groups

Request a quote

Tell us whether you are an individual learner, a group or an organization, and your preferred format. Pricing is negotiable.