Scores on a marketing exam are known to be normally distributed with mean and standard deviation of 70 and 15, respectively. The syllabus suggests that the top 8% of the students will get an A in the course. What is the minimum score required to get an A

The edge of a cube was found to be 30 cm with a possible error in measurement of 0.4 cm. use differentials to estimate the maximum possible error, relative error, and percentage error in computing the volume of the cube and the surface area of the cube. (round your answers to four decimal places.) (a) the volume of the cube maximum possible error cm3 relative error percentage error % (b) the surface area of the cube maximum possible error cm2 relative error percentage error %