Chief Medical Officer Chris Whitty giving government daily press briefing

The video tutorial presents data from the Office for National Statistics and partners, detailing a random swabbing system used to estimate COVID-19 infection rates in England. It discusses central estimates, confidence intervals, and infection data from early May, indicating that approximately 137,000 people were infected. The tutorial also projects future trends based on the R value, which is below one, suggesting a decline in infection rates.

What percentage of the general population does the estimated number of COVID-19 cases represent?

What is the significance of the R value mentioned in the text?