The following data represent the flight time (in minutes) of a random sample of seven flights from one city to another city. 281,269,259,265,256,259, 266 Compute the range and sample standard...

The following data represent the flight time (in minutes) of a random sample of seven flights from one city to another city.

281,269,259,265,256,259, 266

Compute the range and sample standard deviation of flight time.