What was the importance of Stephen F. Austin and the empresarios to Texas History? Please someone answer this.

What is an attack against a country called?

John lennon and paul mccartney belonged to this group

For each of the following examples of data, determine which scale of measurement is used. a) the number of miles joggers run per week. b) the starting salaries of graduates of mba programs c) the months in which a firm's employees choose to take their vacations. d) the final letter grades received by students in a math course.