More or Less: Behind the Stats Should the government target persnuffle?
Oct 9, 2024
In this engaging discussion, BBC reporter Charlotte MacDonald shares insights on the alarming statistic of 35 million birds dying from glass collisions in the UK. Research economist Ben Zaranco tackles the complexities in government fiscal policies and the potential for changes in debt rules. Meanwhile, Professor Sir David Spiegelhalter reflects on the randomness of existence, contemplating the peculiar factors surrounding his own conception. They also dissect childhood obesity trends, questioning measurement methodologies and their implications.
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Childhood Obesity Rates: A Statistical Misinterpretation
- Reports claimed childhood obesity rates decreased since 2000, based on NHS data.
- Deeper analysis reveals flaws in methodology and data sources, suggesting rates haven't significantly changed.
Measuring Childhood Obesity
- Children's BMI is categorized using variable thresholds based on age and sex, unlike fixed adult BMI thresholds.
- These thresholds, based on a 1990 reference, compare current data to historical data, ensuring consistent tracking over time.
Bird Deaths by Window Collisions: A Case of Statistical Extrapolation
- On Grand Designs, Richard Hampshire claimed 35 million birds die yearly in the UK from window collisions.
- This figure originated from a 2004 BTO study, with a flawed method based on ringed birds found near windows.
