These lyrics were famously contested by Dr Simon Singh in the Guardian
newspaper. He argued that the correct age was 13.7 billion years, and disputed
that scientists had guessed the age of the universe. As a result Katie performed
the song with revised lyrics.
Discuss the suggestion in the song that values for the age of the universe are
only guesses.
The answer must be clear and be organised in a logical sequence
There is considerable uncertainty in the value of the Hubble constant (1)
Any sensible reason for uncertainty (1)
Idea that a guess implies a value obtained with little supporting evidence
OR the errors are so large that our value is little better than a guess