Question

Using the following data set below to answer the related questions.

What is the coefficient of variation of this data set?

462	395	371	322	393	749
418	633	444	362	462	580
396	385	324	726	475	756
566	652	604	312	677	761

• A.

  0.306

• B.

  0.298

• C.

  0.293

• D. 0.360

Answer 1

Let the data set be {x_i :i=1(1)n}

Let,the mean of the given data set=

standard deviation of the given data set=

then the coefficient of variation of the data set=

where,  

and

Now,the for the given data,

n=24

REQUIRED COEFFICIENT OF VARIATION FOR THE GIVEN DATA=