what is the sample mean ?

Activity 3. Bowling League Directions Read the situation and answer the following questions. Myla runs a large bowling league. She suspects that the league overture tory Is greater than 150 per game, She takes a random sample of 30 game scores from the league data. The scores in the sample have a mean of 154 and a standand deviation of 30. Fernanda wants to use thene sample data to conduct a test-statistic on the mean. Assume that all conditions for inference have been met