The average American man consumes 9.7 grams of sodium each day. Suppose that the sodium consumption of American men is normally distributed with a standard deviation of 1 grams. Suppose an American man is randomly chosen. Let X = the amount of sodium consumed. Round all numeric answers to 4 decimal places where possible.   b. Find the probability that this American man consumes between 10.1 and 10.9 grams of sodium per day. c. The middle 30% of American men consume between what two weights of sodium? Low:  ?  High:?

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The average American man consumes 9.7 grams of sodium each day. Suppose that the sodium consumption of American men is normally distributed with a standard deviation of 1 grams. Suppose an American man is randomly chosen. Let X = the amount of sodium consumed. Round all numeric answers to 4 decimal places where possible.

 

b. Find the probability that this American man consumes between 10.1 and 10.9 grams of sodium per day.

c. The middle 30% of American men consume between what two weights of sodium?
Low:  ? 
High:?  

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