Question

calculate the mean for following distribution
xi. fi
5. 4
6. 8
7. 14
8. 11
9. 3
10. 5​

Answer 1

20 + 48+ 98+ 88+ 27+ 50= 331 = fixi

4+ 8+ 14+ 11+ 3+ 5= 45= fi

Sigma fixi/sigma fi

= 331/45

=7.35

Is this answer is correct??