In Kemera Secondary school, there are 110 candidates. They sat for a test and scored the following marks a)i)Find the value of X ii)Draw a cumulative frequency...

      

In Kemera Secondary school, there are 110 candidates. They sat for a test and scored the following marks
fig8423920191236.png
a)i)Find the value of X
ii)Draw a cumulative frequency curve representing the information above.
b)Use the graph to estimate the;
i)Median
ii)70th percentile
c)If 20% of the candidates passed the test, use the graph to determine the passmark.

  

Answers


Kavungya
fig8523920191237.png
Kavungya answered the question on September 23, 2019 at 09:39


Next: Using the following thermochemical equations draw an energy cycle diagram.
Previous: A particle moves in a straight line with acceleration (5 – 12t) m/s2, t seconds after the start. Given that the particle started with a velocity...

View More Mathematics Questions and Answers | Return to Questions Index


Exams With Marking Schemes

Related Questions