True/False: 1) The integration of cost information provides the basis for robust decision analysis. 2) A Cost Time Investment graph presents the information that follows the use of resources through time, from the moment the production process begins until the company recovers those invested resources through the sale of the product. 3) The high-low cost estimation method does not provide an accurate and reliable estimate of fixed costs, especially if the relevant range is too far from zero. 4) A dummy variable is used in regression analysis to represents the presence or absence of a condition (e.g., seasonality). 5) In the context of cost estimation, a linear regression output produced by Microsoft Excel will report t-values for the coefficients of the total cost and the unit variable cost.