PDF chapter test TRY NOW

Janet threw darts. After completing all throws, she earned \(10\) points once, 11 points - twice,  22 points, 5 points and \(17\) points - each of three times.
     
a) Arrange all points received in ascending order:  
 ; ; ; ; ; ; ; ; ; ; .
  
b) Calculate the average number of points obtained in one throw:  (Note: After the decimal round the answer maximum to hundredth).