CREATE TABLE table_30425 ("Institution" TEXT, "Location" TEXT, "Founded" FLOAT, "Affiliation" TEXT, "Enrollment" FLOAT, "Team Nickname" TEXT, "Primary conference" TEXT)

What is the mascot for texas tech university?
SELECT "Team Nickname" FROM table_30425 WHERE "Institution" = 'Texas Tech University'
SELECT "Team Nickname" FROM "table_30425" WHERE "Institution" = 'Texas Tech University'