This statement measures assertiveness.
Assertiveness is the ability to express opinions clearly and confidently and to carry out personal and professional goals in a decisive manner.
Very high scores indicate a tendency to dominance, domineering, and even aggression, which can make it difficult to form working relationships with others.
Very low scores indicate a passive communication style and a tendency to avoid conflicts even at the expense of not achieving goals at work and compromising.
An average level of assertiveness is sufficient for most jobs and it is advisable to avoid significantly low scores as well as significantly high scores.