Question

Blue whales eat an average of 5,000 pounds of fish daily, with a standard deviation of 850 pounds. Approximately what percentage of blue whales eat more than 6700

Answer 1

2.13%

Explanation:

assume that the distribution is approximately normal

`(6700-5000)/(850) =2`

the value is 2 s.d. more than the mean

according to normal distribution, approximately 2.13% of the data is 2 s.d. more than the mean.