Houses in NE Ohio average 1900sq ft. and have a standard deviation of 150 sq ft. A random sample of 45 homes will be observed. What are the mean and standard deviation of the sampling distribution of the sample mean?

What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2

Atheater wants to build movable steps that they can use to go on and off the stage. they want the steps to have enough space inside so they can also be used to store props. how much space is inside the steps?

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?