The multiple choice test comprised 100 questions and each question had five possible answers of which only one is correct.

The multiple choice test comprised 100 questions and each question hadfive possible answers of which only one is correct. What is the probabilityof passing the test by simply guessing if at least 50% of the questions mustbe correctly answered). Interpret the result. Use an appropriate Excelfunction (x) and write down the formula shown in the shortcut tool bar.