Reflect on the following ways of expressing overall assurance engagement results introduced in this chapter:
■ Listing and prioritizing observations without expressing any level of assurance.
■ Expressing a conclusion known as negative (limited) assurance.
■ Expressing a conclusion known as positive (reasonable) assurance.
a. Which level of assurance requires the strongest supporting audit evidence? Why?
b. What other factors, if any, might a CAE consider when deciding which of the three options is the most appropriate for a particular assurance engagement?