Question

obtain the mean of the following distribution:
Vaiable. 4 , 8, 14, 11, 3
Frequency 4, 6, 8, 10, 12

Answer 1

Step-by-step explanation:

Mean = (4×4+8×6+14×8+11×10+3×12)/(4+6+8+10+12),

Mean = (16+48+112+110+36)/40,

Mean = 322/40 = 8.05

Answer 2

Step-by-step explanation:

above answer is right bro

hope this will not make you confuse that the above answer is right or wrong