## Using spreadsheet packages

Standard spreadsheet packages such as Excel can perform multiple regression analysis and are sufficient for most routine tasks. A regression equation can be calculated via menus and dialogue boxes and no knowledge of the formulae is required. However, when problems such as autocorrelation (see below) are present, specialised packages such as TSP, Microfit or Stata are much easier to use and provide more comprehensive results. We also introduce a new example in this section, estimating a demand...

## Info

(iv) If someone aged 50-59 is drawn at random from the economically active population, the probability of their being unemployed for eight weeks or less is 8.9 . (v) The probability of someone aged 35-49 drawn at random from the economically active population being unemployed for between 8 and 26 weeks is 0.166 x 521.2 4900. (c) A person is drawn at random from the population and found to have been unemployed for over one year. What is the probability that they are aged between 16 and 19 'Odds'...