much do Yr 11&12's earn?
week, how much money did you earn before tax (to the nearest dollar)?
mean (m) amount of money earned 'last week' by
the Year 11 and 12 respondents was $56.99 while the standard deviation (s)
does this tell you about the form of the population distribution?
what about the Year 8's or 10's? What about girls versus boys? Use the sampler
to sample from the population and estimate the parameters.