Go to the Rules tab. Specify the number of attempts and enter the passing score.  



Set up the main parameters of the quiz:

Set a time limitEnable this option to limit the amount of time a user will have to take the quiz. The duration will begin as soon as the user launches the quiz.
Shuffle questionsEnable the random display of quiz questions.
Shuffle answersEnable the random display of quiz answers.
Show correct answersEnable the display of correct answers after a user selects an answer option.