Against All Odds: Inside Statistics

2018
09:00

Season 1, Episode 22 (Control Charts)

4.0 5 x
This quality control method helped Quest Diagnostics streamline and improve their system for processing and testing lab samples so they could meet their nightly deadlines.
11:00

Season 1, Episode 21 (Sampling Distributions)

3.0 5 x
Heights of third graders in one class. Quality scores for circuit boards at a factory. Taking multiple samples allows us to visualise the sampling distribution of the sample mean.
10:00

Season 1, Episode 20 (Binomial Distributions)

4.0 5 x
Sickle cell disease is an example of binomial distribution in families with two parents who are carriers for this genetic trait.
Episodes 2017
09:00

Season 1, Episode 15 (Census And Sampling)

3.0 5 x
The U.S. counts every resident every ten years - or at least tries to. Statisticians use sampling from a population as an alternative to a complete count, as utilised at a potato chip factory.
10:00

Season 1, Episode 14 (Designing Experiments)

4.0 10 x
We move beyond observational studies - like one of marine life in the remote Line Islands - to designing experiments that manipulate various subject groups - as in the case of a medical study about osteoarthritis treatments.
13:00

Season 1, Episode 13 (The Question Of Causation)

4.0 6 x
This historical story describes how researchers untangled the relationship between smoking and lung cancer.
09:00

Season 1, Episode 12 (Two-way Tables)

3.0 12 x
One city surveyed the happiness of its residents. Two-way tables help organise the data and tease out relationships between happiness levels and opinions about aspects of the city itself.
10:00

Season 1, Episode 11 (Correlation)

3.0 5 x
Twin studies track how similar identical and fraternal twins are on various characteristics, even if they don't grow up together. Correlation lets researchers put a number on it.
10:00

Season 1, Episode 10 (Fitting Lines To Data)

3.0 10 x
Winter snowpack in the Colorado Rockies can predict spring water supply. Plotting annual measurements in a scatterplot lets resource managers draw a regression line that helps them forecast water availability.
08:00

Season 1, Episode 9 (Scatterplots)

3.0 9 x
Plotting annual numbers of Florida powerboat registrations and manatee killings suggests an uncomfortable relationship for the marine mammals.
Archive