Math Statistical Method Please Solve And Explain A And B The Data Are Given Be

Math – statistical method

Please solve and explain A and B , the data are given below :

Questions 1: The following is a sample of 25 measurements:

7 , 6 , 6 , 11, 8 , 9 , 11 , 9 , 10 , 8 , 7 ,7 ,5

9 ,10, 7 , 7 , 7 , 7 , 9 , 12, 10 ,10, 8 ,6