Question 9.349

deepwaterclean

26. Deepwater Horizon Cleanup Costs. The following table represents the amount of money disbursed by BP to a random sample of six Florida counties, for cleanup of the Deepwater Horizon oil spill, in millions of dollars.18 The normality of the data was confirmed in the Section 8.1 exercises. Test whether the population standard deviation is less than $500,000, using level of significance .

County Cleanup costs
($ millions)
Broward 0.85
Escambia 0.70
Franklin 0.50
Pinellas 1.15
Santa Rosa 0.50
Walton 1.35