Select the correct games. Tickets for all of the described charity raffle games cost $2 per ticket. Identify the games in which a person who buys a ticket for each game every day for the next 400 days could expect to lose less than a total of $200

1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?