Suppose that 60% of all small business owners in a large downtown area are in favor of building a new arena. A simple random sample of 40 business owners is drawn. (a) Find the mean number of those in samples of size 40 who are in favor of the new arena. (b) Find the standard deviation of the number of people in samples of size 40 who are in favor of the new arena. (Round your answer to two decimal places.)

Select the lengths in centimeters that would form a right triangle

The revenue each season from tickets at the theme park is represented by t(c)=5x. the cost to pay the employees each season is represented by r(x)=(1.5)^x. examine the graph of the combined function for total profit and estimate the profit after four seasons

Someone answer asap for ! a ball is rolled down a ramp. the height, f(x), in meters, of the ball x seconds after it is released is modeled by the function f(x) = x²- 10x + 25 for all values of x from 0 to 5. which statement about the ball is true? a. the maximum height of the ball is 5 meters b. the height of the ball increases from 0 to 5 meters above the ground. c. the ball has traveled 5 meters when it reaches the bottom of the ramp. d. the ball has been traveling for 5 seconds when it reaches the bottom of the ramp