On average, indoor cats live to 14 years old with a standard deviation of 2.2 years. Suppose that the distribution is normal. Let X the age at death of a randomly selected indoor cat. Round answers to 4 decimal places where possible. a. What is the distribution of X? X N( b. Find the probability that an indoor cat dies when it is between 15.4 and 19 years old. c. The middle 40% of indoor cats' age of death lies between what two numbers? Low: years High: years

A First Course in Probability (10th Edition)
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On average, indoor cats live to 14 years old with a standard deviation of 2.2 years. Suppose that the
distribution is normal. Let X = the age at death of a randomly selected indoor cat. Round answers to 4
decimal places where possible.
a. What is the distribution of X? X N(
b. Find the probability that an indoor cat dies when it is between 15.4 and 19 years old.
c. The middle 40% of indoor cats' age of death lies between what two numbers?
Low:
years
High:
years
Transcribed Image Text:On average, indoor cats live to 14 years old with a standard deviation of 2.2 years. Suppose that the distribution is normal. Let X = the age at death of a randomly selected indoor cat. Round answers to 4 decimal places where possible. a. What is the distribution of X? X N( b. Find the probability that an indoor cat dies when it is between 15.4 and 19 years old. c. The middle 40% of indoor cats' age of death lies between what two numbers? Low: years High: years
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