The graph shows a plot of an object's velocity versus time for 15 seconds. Is the acceleration of the object constant or changing? How do you know? What does this tell you about the net force on the object?

The weights of bags filled by a machine are normally distributed with a standard deviation of 0.05 kilograms and a mean that can be set by the operator. at what level should the mean weight be set if it required that only 1% of the bags weigh less than 9.5 kilograms? round the answer to 2 decimal places.