Question: U . S . consumers are increasingly viewing debit cards as a convenient substitute for cash and checks. The average amount spent annually on a

U.S. consumers are increasingly viewing debit cards as a convenient substitute for cash and checks. The average amount spent
annually on a debit card is $7,630. Assume that the average amount spent on a debit card is normally distributed with a standard
deviation of $600.
a-1. A consumer advocate comments that the majority of consumers spend over $8,000 on a debit card.
Note: Round your final answer to 4 decimal places.
The proportion of consumers who spend over $8,000
U.S. consumers are increasingly viewing debit cards as a convenient substitute

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