Question

t
the mean of following distribution is: xi 11 14 17 20 fi 3 6 8 7

Answer 1

Step-by-step explanation:

Mean=xi × fi/fi. =11×3+14×6+17×8+20×7/3+6+8+7. =320.666

Answer 2

Answer:

gotli pela (gotli pela=gotli pela) gotli is a pela