# Question

The time of deployment (that is, the continuous time spent away from home port) for British sailors has a normal distribution, with a mean of 194 days and a standard deviation of 42 days. What percentage of the deployments were

a. Less than 150 days?

b. Between 200 and 220 days?

c. Longer than 6 months?

d. The wife of Joe Dobson, a British sailor deployed on March 5, is expecting a baby on July 10. What’s the probability that Joe will be home in time for the baby’s arrival? (Assume the baby arrives on time.)

a. Less than 150 days?

b. Between 200 and 220 days?

c. Longer than 6 months?

d. The wife of Joe Dobson, a British sailor deployed on March 5, is expecting a baby on July 10. What’s the probability that Joe will be home in time for the baby’s arrival? (Assume the baby arrives on time.)

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