In an APA formatted Word document analyze data to solve the below problem. Please be sure to attach your Excel Worksheet which is a must to receive credits for statistical analysis. According to the Internal Revenue Service, the mean tax refund for the year 2013 was $3,000. Assume the standard deviation is $450 and that the amounts refunded follow a normal probability distribution. a. What percent of the refunds are more than $3,100? b. What percent of the refunds are more than $3,100 but less than $3,500? c. What percent of the refunds are more than $2,250 but less than $3,500? Comment on the distribution you applied to get the probabilities and list two of its properties.