The table below shows the masses in kg of some form three students in a school.

      

The table below shows the masses in kg of some form three students in a school.
q2291320191100.png

a)
i) State the median class.
ii) Using an assumed mean of 54.5, calculate the mean mass.

b) Calculate the standard deviation of the data, give your answer correct to 2 decimal places.

  

Answers


Wilfred
q22a91320191100.png
Wilfykil answered the question on September 13, 2019 at 08:02


Next: Study the flow chart below carefully.
Previous: Name two kingdoms whose members reproduce by means of spores.

View More Mathematics Questions and Answers | Return to Questions Index


Exams With Marking Schemes

Related Questions