Kattie's scores on her first six biology tests were: 55, 88, 89, 92, 95, and 98. Identify the outlier in her scores.
Angelina obtained the following scores (out of 50) in six mathematics tests. What is her mean score?
33.5,40.5,25.5,45.5,48,32
Khilona earned scores of 97, 73 and 88 respectively in her first three examinations. If she scored 80 in the fourth examination, then her average score will be