You have a roll of tape that is 60 meters long. how many yards do you have? note: 1 yd = .9144 meter. a)50 yards b) 60 yards c)66 yards d)98 yards

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?