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The mean of a normal probability distribution is 400 pounds. The standard deviation is
Chapter 0, Problem 16(choose chapter or problem)
The mean of a normal probability distribution is 400 pounds. The standard deviation is 10 pounds. a. What is the area between 415 pounds and the mean of 400 pounds? b. What is the area between the mean and 395 pounds? c. What is the probability of selecting a value at random and discovering that it has a value of less than 395 pounds?
Questions & Answers
QUESTION:
The mean of a normal probability distribution is 400 pounds. The standard deviation is 10 pounds. a. What is the area between 415 pounds and the mean of 400 pounds? b. What is the area between the mean and 395 pounds? c. What is the probability of selecting a value at random and discovering that it has a value of less than 395 pounds?
ANSWER:Step 1 of 4
Let be the variable in pounds.
a. is between 400 and 415 pounds