Question

The weights of northern koala bears are normally distributed with a mean of 14.3 pounds and...

The weights of northern koala bears are normally distributed with a mean of 14.3 pounds and a standard deviation of 2.8 pounds.

Find the percentage of northern koala bears that weigh between 16.4 and 17.1 pounds.  

a. Round your response to one decimal place in percentage form and give your answer in a full sentence.  

b. Is it unusual for a northern koala bear to weigh 16.4 to 17.1 pounds. Explain and support your response in a full sentence.

c. The heaviest 10% of northern koala bears weigh more than how many pounds. Give your response rounded to one decimal place in a full sentence

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