anchor: For example, if an employee arrives 30 minutes late, but works 30 minutes past the planned departure time, this would be considered an immaterial variation and need not be recorded.
positive: If an employee arrives 30 minutes late, but works 30 minutes past the planned departure time, this would be considered an immaterial variation
negative: If an employee arrives 30 minutes late and doesn't work 30 minutes past the planned departure time, this would be considered an immaterial variation