Question

7. Find the mean of the following data:
xi 11 12 13 14 15 16 17 18
fi 10 1 3 4 8 10 1
​

Answer 1

Answer:

given, Xi = 11 12 13 14 15 16 17 18

fi 10 1 3 4 8 10 1

mean= fi× xi/fi

=116×37/37

=116

Answer 2

Step-by-step explanation:

given in photo...............

mark as brainlist...........

hope its helpful.............

☺️☺️☺️☺️☺️