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Use Of Statistical Tools

Question

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Show the following data with the help of a bar-diagram. Through which media do the people know about the product?

Solution

Median Influence

Advertisement	Families influenced
Television	47
Newspaper	30
Magazines	20
Cinema	25
Sales representative	15
Exhibits - Stall	10
Radio	18

Observation : Majority of people came to know about the product either through television or through newspaper.

Some More Questions From Use of Statistical Tools Chapter

Write down the first step of preparing a project.

What may be the areas of your interest? Write any three.

What is important for framing appropriate questions for a questionnaire?

What will be your target group of your project related to cars?

What are primary data?

What methods can be adopted for collecting primary data. Name these methods.

Write any three features of a good questionnaire?

What are secondary data?

Write down the sources of secondary data.

When are secondary sources of data usually used?

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