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Questionnaire Distribution and Graphical Representation Quiz

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Questionnaire Distribution and Graphical Representation Quiz

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Questions and Answers

What is the main advantage of using graphical representation in data analysis?

It requires extensive training to understand the data.

It saves time and money in gathering information. (correct)

It can only represent numerical data, not categorical data.

It guarantees 100% response rate from all respondents.

Which of the following is a disadvantage of using bar graphs for data presentation?

They require a high level of statistical knowledge to interpret.

Some respondents may ignore the questionnaires, leading to missing data. (correct)

They cannot depict categorical data.

All distributed questionnaires are guaranteed to be retrieved.

What is the purpose of giving questionnaires to respondents by personal delivery or by mail?

To save time and money in gathering needed information. (correct)

To prevent respondents from understanding the questions.

To ensure 100% completion rate of the questionnaires.

To make the questionnaire distribution process more complex.

Which of the following is NOT a type of graphical representation mentioned in the text?

Bar chart Signup and view all the answers

What is a histogram used for?

To show the frequency distribution of continuous data Signup and view all the answers

What is an advantage of the registration method mentioned in the text?

It provides organized data for future references Signup and view all the answers

Which method of gathering data is often used by scientific researchers?

Experimental method Signup and view all the answers

What type of chart is a circle graph or pie chart?

Pictograph Signup and view all the answers

What term is used for the process of generalizing samples to populations, performing estimations, hypothesis tests, determining relationships among variables, and making predictions?

Inferential Statistics Signup and view all the answers

What is the key characteristic of a pictograph or pictogram used in data representation?

Uses small identical figures of objects Signup and view all the answers

In statistics, what does the term 'population' refer to?

The entire group being investigated Signup and view all the answers

Which statistic could be used to draw conclusions about the population of all workers aged 50 to 70 based on a survey sample?

Percentage of workers planning to work past retirement age Signup and view all the answers