Conclusion on Fall of the eastern Byzantine empire

What was the main aim of the northwest ordinance of 1787

99 pts which of the following statements refers to the wage-price spiral process? the salary of a worker fluctuates with the amount of sales he or she accomplishes per month. an employee loses his or her job, finds a position at another company, and is underemployed. employees only receive a raise when their purchasing power has been eroded by inflation. a worker receives a raise, which increases costs for the employer.

Alife insurance salesman sells on the average 3 life insurance policies per week. use poisson's law to calculate the probability that in a given week he will sell 2 or more policies but less than 5 policies? i just require an answer.