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The ages of crocodiles in water are normally distributed, with a mean of 70 years and a standard deviation of 7. Approximately what percentage of the crocodiles are between 60 and 80 years old? 7.64% 84.
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The ages of crocodiles in water are normally distributed, with a mean of 70 years and a standard deviation of 7. Approximately what percentage of the crocodiles are between 60 and 80 years old?

7.64%

84.72%

42.36%

57.76%

User Vilsad P P
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8 votes
8 votes
What that guy said^^
User Govert
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25 votes
25 votes
So what you have to do is add all of the numbers and then you divide them by 7
User Ramanr
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