যদি \(u_i =\cfrac{x_i-25}{10} ,\sum f_i u_i=20\) এবং \(\sum f_i=100\) হয়, তাহলে \(\bar{x}\)-এর মান নির্ণয় কর ।
Loading content...
এখানে \( a=25\) এবং \( h=10\)
\( ∴ \bar{x}=a+\cfrac{∑f_i u_i}{∑f_i}×h\)
\( =25+\cfrac{20}{100}×10\)
\( =25+2=27\) (Answer)
Fatal error: Uncaught PDOException: SQLSTATE[HY000]: General error: 2006 MySQL server has gone away in /home/u275975018/domains/ganitsarani.in/public_html/searchfunctions.php:102 Stack trace: #0 /home/u275975018/domains/ganitsarani.in/public_html/searchfunctions.php(102): PDOStatement->execute() #1 /home/u275975018/domains/ganitsarani.in/public_html/searchfunctions.php(78): bookarray() #2 /home/u275975018/domains/ganitsarani.in/public_html/answer.php(284): sortvalue() #3 {main} thrown in /home/u275975018/domains/ganitsarani.in/public_html/searchfunctions.php on line 102