of all mortage foreclosures in the united states, 69% are caused by diability . People who are injured or ill cannot work - they then lose their jobs and thus their incomes . With no income, they cannont make their mortgage payment and the bank forecloses . given that 22 mortgage foreclosures are audited by a larger lending instiuton, find the probablity of the following:
A) no more than 20 of the foreclosures are due to a disability
B) at least 2 of the foreclosures are due to disability
C)at most 2 of the foreclosures are due to diability
D) exactly 8 of the forclosures are due to disability
E) calculate the mean and standard deviation for this binomial experiment.