22
Find the mean for the following distribution:
Classes : 5-15,15-25,25-35,35-45
Frequency:2,4,3,1
Answers
Answer:
Mean = 23
Step-by-step explanation:
We are given the following distribution below;
Classes Frequency (f) X X*f
5 - 15 2 10 20
15 - 25 4 20 80
25 - 35 3 30 90
35 - 45 1 40 40
∑f = 10 ∑X*f = 230
Mean of the data, X bar =
= 230/10 = 23
Therefore, Mean of given distribution is 23.
Answer:
bgdttgbhik
Step-by-step explanation:
nhcfffccccujbfcyvvv
byuhbxfygvuhvg
huhhbuhhgtvb
hhhhgdsyhv