Exhibit 15.1
The following questions employ the AON network and partial spreadsheet below. 
-What formula should go in cell I5 of the following spreadsheet to compute Actual Time Between Starts? 
Definitions:
Respiratory Irritation
The discomfort or inflammation of the respiratory tract, often caused by pollutants, allergens, or pathogens, leading to symptoms like coughing or difficulty breathing.
Excess Nitrogen
An overabundance of nitrogen in the environment, often resulting from agricultural fertilizers, which can lead to water pollution and ecosystem imbalances.
Fertilize Farmland
The addition of nutrients to agricultural soils to enhance plant growth and crop yields.
Exxon Valdez
An oil tanker whose 1989 spill off the coast of Alaska is considered one of the world's worst environmental disasters, causing extensive ecological damage.
Q18: Like others who are stunned by an
Q30: Generally, _ laws stipulate that the defense
Q34: What function should be used for generating
Q35: Reformers promote restitution as a means of
Q39: Refer to Exhibit 15.6. Is it necessary
Q48: To perform simulation in a spreadsheet, we
Q62: Using the information in Exhibit 12.2, what
Q89: Seasonality is a regular, repeating pattern in
Q94: Refer to Exhibit 11.14. What is the
Q108: The _ in a decision problem represent