Question

find the mean of the following frequency distribution​

Answer 1

Answer:

answer

Step-by-step explanation:

weight and no. of students show 8 student weight 3o kg, 10 student 31 kg, 15 students weight 32, 8 students weight 33, and 9 student weights 34 kg.

Answer 2

Answer:

Mean=sum of all observations/total number of observations

         =30+31+32+33+34/5

         =160/5

          =32

Mean=sum of all observations/total number of observations

        =8+10+15+8+9/5

         =50/5

          =10