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Annual expenditure for prescription drugs in the United States was $1025 with a population standard deviation...

Annual expenditure for prescription drugs in the United States was $1025 with a population standard deviation of $40 in 2017 (Health System Tracker Website, 2020). A sample of 38 individuals in the Southwest area showed a per person annual expenditure for prescription drugs of $1067. Does sample data support the conclusion that the annual expenditure of prescription drugs per person is higher in the Southwest area than the nationwide? α = 0.05.Ho:_____________Ha:_____________Test Statistics: _______________________Decision Rule: _______________________Decision: _____________________Interpretation: ___________________

Math   Statistics-And-Probability   
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