The mean weight of 15-year-old males is 142 pounds, and the standard deviation is 12.3 pounds. Find the probability that 15-year old male will have a weight greater than 144.5 pounds. Assume the variable is normally distributed. Based on your answer, would you consider the child overweight? The average number of calories in a 1.5-ounce chocolate bar is 225. Suppose that the distribution of calories is approximately normal with o = 10. Find the probability that a randomly selected chocolate bar will have a. Between 200 and 220 calories b. Less than 200 calories

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