Q Reflect on a project that you were involved in or one of which you have knowledge. What techniques were used to determine the activity durations? Were the activity durations basically a guess based on subject matter expertise, or was a formula used to calculate the activity durations? Why was this method chosen? Was it an accurate measure of activity durations? Why, or why not? Your journal entry must be at least 200 words in length. No references or citations are necessary.