Question: Consider the following data consisting 10 families’ monthly housing expenditures, E (measured in dollars).

(a) Find the average monthly housing expenditure and the standard devi­ation of the monthly housing expenditure from the given data.

(b) Find the median monthly housing expenditure.

(c) If monthly housing expenditures were measured in hundreds of dollars rather than in dollars, what would be the average, median, and stan­dard deviation of the monthly housing expenditures?

(d) Suppose that family number 4 decreases its monthly housing expen­diture to $900 dollars, but the expenditures of all other families re­main the same. Compute the average, standard deviation and median monthly housing expenditures.