❓ Hon. Spagnolo asks about the margin of error in attendance projections for the Perth Park Business Case. The answer states that sensitivity analysis was conducted and the cost/benefit ratio is based on conservative attendance assumptions.
AnsweredQoN 1010Legislative Council
Asked
2 December 2025
Member
Portfolio
Deputy Premier; Treasurer; Minister for Transport; Sport and Recreation
QuestionView source ↗
I refer to the ACIL Allen Perth Park Business Case Summary, and I ask: (a) what margin for error was applied to attendance projections?
AnswerView source ↗
Answered
24 February 2026
Responded by
Parliamentary Secretary to the Deputy Premier; Treasurer; Minister for Transport; Sport and Recreation
Response time
7 days
(a) Attendance was subject to detailed sensitivity analysis and the cost/benefit ratio of 1.35 is based on mid-range/conservative attendance assumptions.
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