Question Two: (a). Hypothesis testing is a method for testing an informed guess, a claim or a hypothesis about a parameter in a population, using data measured in a sample. In another method, is an act in statistics whereby an analyst tests an assumption regarding population parameter. The methodology employed by the analyst depends on the nature of the data used and the reason for the analysis. Discuss (b). Given the application of regression analysis, chi-square, correlation analysis, analysis of variance, econometric analysis, and time series in analysis of business data. Which of the technique gives accurate results and why