A recent survey found that 74% of all adults over 50 wear sunglasses for driving. In a random sample of 20 adults over 50, what is the mean and standard deviation of those that wear sunglasses? Round the mean to 2 decimal places, and the standard deviation to 4 decimal places.

Select all that applywhat are some basic resources a family is expected to provide for children? educationclothesspending

You throw a small rock straight up from the edge of a highway bridge that crosses a river. the rock passes you on its way down, 7.00 s after it was thrown. what is the speed of the rock just before it reaches the water 28.0 m below the point where the rock left your hand? ignore air resistance.

What quantity do units represent in value