An internal study by the Technology Services department at Lahey Electronics revealed company employees receive an average of 6.0 non-work-related e-mails per hour. Assume the arrival of these e-mails is approximated by the Poisson distribution. a. What is the probability Linda Lahey, company president, received exactly 1 email between 4 P. M. and 5 P. M. yesterday?
b. What is the probability she received 5 or more emails during the same period?
c. What is the probability she did not receive any emails during the period?

Trinity trucking signs a contract with olsen oil to purchase all of the fuel for its fleet of trucks for the next year from olsen at a price of $3.00 per gallon. at the time trinity and olsen sign the contract, the market price for gasoline was $3.25 per gallon, and trinity had an expert report predicting that the price would rise to at least $4.25 per gallon in the upcoming six months. instead, the price dropped to $2.00 per gallon. may trinity rescind the contract with olsen due to its mistaken belief about the future of the price of gasoline?

What are the period and vertical shift of the cosecant function below? period: ; vertical shift: 1 unit up period: ; vertical shift: 2 units up period: ; vertical shift: 1 unit up period: ; vertical shift: 2 units up?

After testing its water, a city water department issues a report to the related citizens, noting what chemicals have been identified, their doses, and the estimated risks of exposure at these levels. this report represents a type of