A survey was conducted among the residents of Pune City, its suburbs and the Pune Cantonment area. The following three pie diagrams show their respective preferences for living in City, Suburb and cantonment.
Questions:
1. Do you see similar preference distribution in the three groups of residents?
2. Which residents are most happy about where they are actually living?
3. Which residents are the least happy about where they are actually living?
2. Description
Suppose you are doing market research for a company that sells automotive accessories. You are interested in the types of cars driven by customers of a particular mall. On one particular day, you count the following types of cars in the lot:
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Family car Economy car Economy car Utility van
Family car Wagon Wagon Wagon
Sports car Economy car Utility van Family car
Pickup truck Utility van Sports car Utility van
Wagon Wagon Wagon Family car
Pickup truck Utility van Sports car Utility van
Economy car Economy car Utility van Sports car
Utility van Sports car
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Questions:
1. Prepare appropriate frequency distribution
2. Represent above data by suitable graph
3. Description:
In a series of four one day cricket matches, Sachin and Sourav Scored as follows:
Sachin: 99 116 95 110
Sourav: 110 145* 40 20
* : not out
Question: If you have to select the ‘Man of the Series' out of these two only whom will you select? Why?
4. Description
Following are the data on height of father (X) and height of son (Y)
|
X (in cms)
|
165
|
166
|
167
|
167
|
168
|
169
|
170
|
172
|
|
Y (in cms)
|
167
|
168
|
165
|
168
|
172
|
172
|
169
|
171
|
Questions
(a) Plot these data and comment on the nature of relationship between the two variables under consideration.
(b) Find correlation between (X, Y).
5. Using the data in Q. 4 above, find regression equation of height of son on father's height.