Draw a cumulative frequency curve for the following data :
Hence determine:
(i) the median
(ii) the pass marks if 85% of the students pass.
(iii) the marks which 45% of the students exceed.
Solution:
More Solutions:
- The scores of a competitor were as given below :
- The weekly wages (in Rs.) of workers in a factory:
- Draw a histogram for the following frequency distribution.
- A Mathematics aptitude test of 50 students.
- IQ of 50 students was recorded as follows.
- The daily pocket expenses of 200 students in a school.