Calculation of probability of shark attacks

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The number of shark attacks per year in the US is distributed approximately normal, with a Variance of 31.8 and a standard deviation of 10.

A) Determine the number of shark attacks per year that separate the top 2% from the bottom 98 %

B) Determine the number of shark attacks per year that constitute the middle 80% of shark attacks per year.

Reference no: EM13100600

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