The number of calories in five randomly selected 1-ounce chocolate chip cookies of various brands was measured. The recorded number of calories for each cookie is: 125, 150, 185, 110, and 140.

(a.) (4 pts.) Calculate the mean number of calories in the cookies. Include units in your final answer. SHOW WORK

Mean:

Calculate the standard deviation of calories in the cookies. Include units in your final answer. Round your final answer to the closest whole calorie. SHOW WORK

Std. Dev.: