Beverage Consumption Preferences Survey: A Statistical Analysis

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Survey
1

Table of Contents
Introduction....................................................................................................................................3
Data analysis...................................................................................................................................4
Summary......................................................................................................................................13
References.....................................................................................................................................14
2

Introduction
The given report has been prepared to explain the nature and relationship of the given variables.
Since, the given data is of 200 respondents, sampling has been done to reduce the given set of
data. Accordingly, random sampling has been done on first 75 students and the data analysis has
been done on these 75 respondents.
3

Data analysis
1.
Proportion of students
(local or international)
No. of students Proportion of
students
Domestic/ Local students 65 86.67%
International students 10 13.33%
Total 75 100.00%
It can be observed that domestic/ local students are comparatively higher when compared to
international students. Out of sample students of 75, there were 65 domestic or local students
comprising 86.67%. On the other hand, only 10 students were international constituting 13.33%.
Thus, it can be said that out of the sample taken, 86.67% proportion were local students and
remaining 13.33% proportion were international students.
2.
0 10 20 30 40 50 60
0
5
10
15
20
25
30
35
40
45
Price and average quantity
Energy drinks 2d
Fruit Juice 2b
Your second preference was 25% cheaper than your most preferred beverage? 5a
Soft drinks
Tea /Coffee
Other (water, milk drinks etc.)
The above graph depicts the nature and relationship between the price and average quantity.
Consumption pattern of all the major five different beverages have been plotted against the price.
4

It can be seen that out of all the beverages, fruit juice has shown the major fluctuation when
compared to price which indicates that there is negative relationship between demand of fruit
juice and price.
3.
Preferences No. of
customers
Proportion
of
customers
1 13 17.33%
2 12 16.00%
3 13 17.33%
4 22 29.33%
5 15 20.00%
Total 75 100.00%
It can be seen that the majority of the customers are liking 4th preference which is energy drink.
Thus, it can be concluded that 13 customers constituting 29.33% have preferred energy drink
over other beverages. Accordingly, energy drink is the most popular soft drink.
On the other hand, there were only 12 customers that have preferred fruit juice as the most
preferable beverage.
4.
5. Impact of price: Would you change your choice of
beverage from your first to your second preference if (Yes=1,
N=0)
Your second preference
was 25% cheaper than your
most preferred beverage?
Your second preference was
40% cheaper than your most
preferred beverage?
0 1
0 1
1 1
0 1
1 1
1 1
0 0
0 0
5

0 1
0 1
0 0
0 1
0 0
1 1
0 1
0 0
0 0
1 1
1 1
0 0
0 1
1 1
0 0
1 1
1 1
0 1
1 1
1 1
1 1
0 0
1 1
1 1
0 1
0 0
0 1
0 0
1 1
0 0
1 1
1 1
0 1
1 1
0 1
0 1
0 1
1 1
0 0
0 0
1 1
6

0 1
0 0
0 1
0 0
0 1
1 1
0 0
0 1
0 0
0 0
0 0
0 1
0 1
0 0
0 0
0 1
0 1
0 0
0 0
0 0
0 1
1 0
0 1
0 0
0 0
0 0
Following is the summarized version of the above table in simple terms.
Change in preference on
receiving discount
Yes 22 46
No 53 29
Total 75 75
It can be analyzed that at 25% discount, there were only few customers who will switch from
first preference to second preference in relation to beverage. But this is not the case with 40%
discount. Accordingly, if 40% discount is given, more than 50% of the customers will switch to
second beat preference.
7

5.
0 5 10 15 20 25 30 35 40 45
0
5
10
15
20
25
30
35
40
International students
$1.00 3b
$1.50 3c
$2.00 3d
$2.50 3e
$3.00 3f
$3.50 3g
$4.00 3h
$4.50 3i
$5.00 3j
Your second preference was 25% cheaper than your most preferred beverage?
5a
Your second preference was 40% cheaper than your most preferred beverage?
5b
8

0 5 1 0 1 5 2 0 2 5 3 0 3 5 4 0 4 5
0
5
10
15
20
25
30
35
40
DOMESTIC Students
$1.00 3b
$1.50 3c
$2.00 3d
$2.50 3e
$3.00 3f
$3.50 3g
$4.00 3h
$4.50 3i
$5.00 3j
Your second preference was 25% cheaper than your most preferred beverage? 5a
Your second preference was 40% cheaper than your most preferred beverage? 5b
The above two graphs depicts the price quantity relationship relating to international and
domestic students. On comparing the two graphs, several interpretation can be done which will
help to take crucial decision.
It has come to the notice both thee students have shown almost the same response in relation to
the variable in relation to price-quantity.
6.
Domestic students
Soft drinks 13
Fruit Juice 7
Tea /coffee 11
Energy
drinks
3
Other (water,
milk drinks
etc.)
31
Total 65
9

International students
Soft drinks 0
Fruit Juice 0
Tea /coffee 3
Energy
drinks
1
Other (water,
milk drinks
etc.)
6
Total 10
There is a wide gap between the no. of domestic and international students. There is a similarity
between these two categories of students in the sense that both the categories of students have
shown majorly interest in other categories of beverages covering water, milk drinks and likewise.
7.
Soft
drinks
2a
3
3
4
3
5
1
3
0
0
3
0
2
4
0
2
2
1
3
2
1
10

20
10
0
5
20
8
35
1
0
2
10
10
1
2
2
1
3
1
2
0
28
10
0
2
10
7
5
0
0
5
0
1
2
3
20
0
5
3
2
0
2
11

0
3
0
0
2
0
5
5
2
2
4
3
3
0
There is a need to conduct the regression analysis. But this is not possible as there is only one
variable. After analyzing the above pattern of soft drinks, the required percentage although
cannot be determined. But, the range can be estimated. As such, the expected range will be 60%
to 75%.
12