An open box is to be made from a square piece of cardboard,…

An open box is to be made from a square piece of cardboard, 30 inches on a side, by cutting equal squares with sides of length x from the corners and turning up the sides (see figure below). If the volume of the box is represented by , determine the domain of .              Write you answer in interval notation. 

A local coffee shop is interested in predicting monthly prof…

A local coffee shop is interested in predicting monthly profit based on various monthly expenses. Y= Monthly profit X1= Amount spent on coffee beans X2= Amount spent on employee wages X3= Amount spent on utilities X4= Amount spent on marketing X5= Amount spent on equipment maintenance There are a total of 24 observations. The F test statistic equals 1.3. What is the p-value for the overall F test? Round to three decimal places.