The following table shows the distribution of mineral water bottles according to the number boxes. The boxes contains varying number of mineral water bottles.
Number of mineral water bottles Number of boxes
50-55
55-60
60-65 65-70
70-75
20 120
105
125
80
Find the mean number of mineral water bottles kept in a packing box
Answers
Step-by-step explanation:
Given The following table shows the distribution of mineral water bottles according to the number boxes. The boxes contains varying number of mineral water bottles. Number of mineral water bottles Number of boxes
Number of mineral water bottles Number of boxes
Class Interval Frequency (f) Mid Point (x) f x x
50 – 55 20 52.5 1050
55 – 60 120 57.5 6900
60 – 65 105 62.5 6562.5
65 – 70 125 67.5 8437.5
70 – 75 80 72.5 5800
----------- --------------
450 28750
Therefore Mean = sum of f(x) / sum of f
= 28750 / 450
= 63.88
So the number of water bottles packed in the boxes will be approximately 63
Reference link will be
https://brainly.in/question/7453880
https://brainly.in/question/8423526