1. Over Confidence Give your best guess for the value you might expect on the next day, also give a ninety percent confidence interval for your guess. BP.L Historical Prices | BP Stock - Yahoo! UK & Ireland Finance

2. Regression Analysis: BP share price versus Index Predicted Values for New Observations New Obs Fit SE Fit 90% CI 90% PI 1 458.82 3.32 (453.08, 464.55) (445.16, 472.47) BP share Index price 30/09/2014 453.45

3. Over Confidence Give your best guess for the value you might expect on the next day, also give a ninety percent confidence interval for your guess. Exchange Rates - Compare Currency Exchange Rates

4. Regression Analysis: US Dollar exchange rate versus Index Predicted Values for New Observations New Obs Fit SE Fit 90% CI 90% PI 1 1.62530 0.00396 (1.61856, 1.63205) (1.60637, 1.64424) US Dollar exchange Index rate 30/09/2014 1.6215

5. Over Confidence Give your best guess for the value you might expect on the next day, also give a ninety percent confidence interval for your guess. Weather History for Newcastle Airport, United Kingdom | Weather Underground

6. Regression Analysis: Temperature in Newcastle versus Index Predicted Values for New Observations New Obs Fit SE Fit 90% CI 90% PI 1 12.478 0.639 (11.390, 13.566) (9.424, 15.532) Temperature Index in Newcastle 30/09/2014 14

7. Over Confidence Give your best guess for the value you might expect on the next day, also give a ninety percent confidence interval for your guess. TSCO.L Historical Prices | TESCO PLC Stock - Yahoo! UK & Ireland Finance Tesco reveals it overstated first-half results by £250m - FT.com - 22 September 2014 Why!

8. Regression Analysis: Tesco share price versus Index Predicted Values for New Observations New Obs Fit SE Fit 90% CI 90% PI 1 194.09 4.46 (186.39, 201.80) (175.74, 212.45) Tesco share Index price 30/09/2014 186.2