Originally Posted by
helipixman
Excuse me if I am being thick ! If it comes down to the R rate ! at which the government says its between 0.7 and 1 -- (this is the number of people a person with Covid 19 passes it onto !) Yes you can pass it onto 1 person or at worst more, but how do you pass it onto 0.7 of a person (3/4 of a person) So surely the rate has always got to be 1 or above ?
You're excused. The R figure will be calculated as the average across the infected population. There'll be some people who don't pass it on to anyone, but some who pass it on to more than one person, hence why a value of less than one is arithmetically possible.