quartile,decile and percentile of grouped data

It is a measure of position that divides the distribution into ten equal parts.

                                                 

• A. Decile   

• B. Percentile

• C. Quartile 

• D. Tentile

Arranging this data ( 7, 3, 6, 4, 7,4, 8, 9) in ascending order will lead to_____.

• A. 3, 4, 5, 6, 7, 7, 8, 9

• B. 3, 4, 4, 5, 6, 7, 7, 8

• C. 3, 4, 4, 6, 7, 8, 8, 9

• D. 3, 4, 4, 6, 7, 7, 8, 9

The median is equivalent to ____.

• A. the median quartile (Q₂)  

• B. the 5^th decile (D₅)

• C. the 50^th percentile (P₅₀)

• D. all of these

What measure of position divides the distribution into 100 equal parts?

• A. quartiles

• B. deciles

• C.percentiles

• D. range

What measure of position divides the distribution into 4 equal parts?

                    

• A. quartiles   

•    B.  deciles     

•     C. percentiles  

•     D. range

How many percent corresponds to P₂₅ if you will interpret it?

                                                     

• A. 10%

•      B. 25%  

• C. 50%    

• D. 60%

How many percent corresponds to Q₃ if you will interpret it?

                                        

• A. 25%   

•    B. 50%    

•      C. 75%    

•        D. 90%

  Ken took a college admission in UP. His score belongs to the 8^th decile. Should he be please with his score?

ore than him.

• A. Yes, because his score is above to the needed passing rate which is 75%.

• B. No, because there are 25% who took the exam that got a high sc

Given the scores of 10-Love students in Math quiz. Find D₈ in this data.

(7, 8, 11, 11, 12, 13, 13, 14, 15)         

              

            

• A. 14     

• B. 13

• C. 15  

• D. 12

Jem is a secretary in a toy company. His salary belongs to the 8^th decile. Should Jem be glad with his salary?

• A.    Yes, because 80% of the employee receive less than or equal to Jem’s salary.

• B.     No, because the salary is too small for him.