Use the Following Information for Questions

Multiple Choice

Use the following information for questions:
A supervisor wants to study the relationship between employee training and time required to complete a job-related task. Three levels of employee training are considered: Beginner, Intermediate, and Advanced. Thirty new employees were randomly selected and each employee was randomly assigned to one of the three training levels. After the training was complete, the time (in minutes) it takes each employee to complete the task is recorded. Descriptive statistics and ANOVA results are given below.

-Multiple comparisons were performed using Tukey's procedure. The resulting table is given below Clearly select all pairs that are significantly different at the 5% level.

A) Beginning versus Intermediate
B) Intermediate versus Advanced
C) Beginning versus Advanced
D) None of the pairs show a significant difference.