Lennox Furniture Company’s 2005 balance sheet showed total c…

Lennox Furniture Company’s 2005 balance sheet showed total current assets of ${ca}.  All of the current assets were required in operations, and its current liabilities consisted of $300 of accounts payable and ${np} of short-term notes payable to the bank.  What was the net operating working capital  at the end of 2005?

You are buying a car and you are financing the purchase with…

You are buying a car and you are financing the purchase with a loan of ${pv}.  The loan has {n} months  term and requires monthly payments.  The loan charges an interest rate of {r}% every month.  What is the total interest payment over the life of the mortgage?

For an item analysis, there were 100 students in the upper g…

For an item analysis, there were 100 students in the upper group and 100 students in the lower  group (200 total).  The data are the percentage in each group choosing each option, with correct answers marked by an asterisk (*):                      (a)       (b)       (c)       (d) upper       10       03     77*    10 lower       21        29       11*     39 What is the discrimination index for this item (as a proportion)?