The CBN auctioned N166.6billion worth of treasury bills today in 91days, 182days and 364 days tenor respectively . The auction as usual involved failed and successful bids. It is interesting to note that treasury bills yield for 91.days, 182 days and 364 days was 12.3%, 14.1% and 15.7% respectively. If you put in a bid you should check with your bank or dealer to find out if you were successful.
If the bank chose a rate for you simply divide the amount you intended to buy from the amount actually deducted to get your interest income. Divide the interest income by the amount deducted to get the true yield. You can then compare the result to the average yield to see how good you performed.