7. The 400-meter race times recorded in the boys
track meet was normally distributed with a
standard deviation of 3 seconds. If David
finished the race in 51.2 seconds with a
--score of -2.6, what was the mean time?
PLEASE HELP!!

Does the construction demonstrate how to copy an angle correctly using technology a) yes the distance between points a and f was used to create circle h b) yes the distance between points f and g was used to create circle h c) no the distance between points a and f was used to create circle h d) no the distance between points f and g was used to create circle h