Which of the following is a benefit that a business is likely to attain from purchasing new equipment?

A: increased productivity
B: better entrepreneurial knowledge
C: fewer natural resources required
D: lower costs

At an oceanside nuclear power plant, seawater is used as part of the cooling system. this raises the temperature of the water that is discharged back into the ocean. the amount that the water temperature is raised has a uniform distribution over the interval from 10° to 25° c. what is the standard deviation of the temperature increase?