Q. 94.3( 179 Votes )

The following table gives the literacy rate (in percentage) of 35 cities. Find the mean literacy rate

Answer :

The above-given data can be represented in the form of a table as below:


The formula for mean is given by



where, a is the assumed mean, fi is the frequency ,


ui = ( xi - a) / h 



= 69.43

Therefore, the mean literacy rate is 69.43 %.

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
Best Method to Calculate Mean of Grouped DataBest Method to Calculate Mean of Grouped DataBest Method to Calculate Mean of Grouped Data48 mins
RD Sharma | Important Questions from Mode and MedianRD Sharma | Important Questions from Mode and MedianRD Sharma | Important Questions from Mode and Median36 mins
NCERT | Important Questions of StatisticsNCERT | Important Questions of StatisticsNCERT | Important Questions of Statistics44 mins
Smart Revision | Rapid Revision on StatisticsSmart Revision | Rapid Revision on StatisticsSmart Revision | Rapid Revision on Statistics59 mins
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
caricature
view all courses