Which of the following statements about the mode are true? Check all that apply. A. It is the score at the 50th percentile.
B. It is also referred to as the arithmetic average.
C. It can be used for data that are measured on a nominal scale.
D. There can be more than one.

Awind turbine is initially spinning at a constant angular speed. as the wind's strength gradually increases, the turbine experiences a constant angular acceleration 0.173 rad/s2. after making 2870 revolutions, its angular speed is 132 rad/s. (a) what is the initial angular velocity of the turbine? (b) how much time elapses while the turbine is speeding up?

Determine the maximum r-value of the polar equation r =3+3 cos 0

1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?