Q. 154.5( 4 Votes )

For the following

Answer :

By direct method

Mean =


= = 13.25


By assumed mean method


Let, the assumed mean (A) = 6.5



Mean = A +


= 6.5 +


= 6.5 + 6.75


= 13.25


Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
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