A manufacturer tests a certain number of the headsets that are produced each day. If 280 units of that model are tested, and the manufacturer finds 273 headsets without any defects, what is the chance of finding a defective headset? Round your answer to the nearest tenth

Dana wants to identify the favorite professional baseball team of people in her community. she stands outside a local sporting goods store and asks every other person who enters, "what is your favorite professional baseball team? " will the results of her survey be valid? explain.

What is the benefit of converting measures in a ratio to the same unit

A5 foot long board is propped against the wall of a house. the board forms a 60° angle with the ground. how far is the base of the board from the wall?