A Small Computing Center Has Found That the Number of Jobs

Multiple Choice

A small computing center has found that the number of jobs submitted per day to its computers has a distribution that is approximately mound-shaped and symmetric, with a mean of 85 jobs and a standard deviation of 5. Where do we expect approximately 95% of the distribution to fall?

A) between 70 and 100 jobs per day
B) between 75 and 95 jobs per day
C) between 95 and 100 jobs per day
D) between 80 and 90 jobs per day