Importance of Quantitative Research in Different Fields and Nature of Variables

Question 1

to discover solutions to issues in educational research most especially in terms of assessment, program evaluation, evaluation, and statistics

Answer 1

Education

Question 2

to assess techniques and strategies that will help businessmen in their decision-making practices

Answer 2

Business

Question 3

to investigate methods or approaches that will enhance one’s style and creativity

Answer 3

Arts

Question 4

to better understand the attitudes and social interactions possess by different individuals

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Social Inquiry

Question 5

to understand the relationship between one’s health and athletic performance

Answer 5

Sports

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to examine the trends and tendencies in the use of information technology

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Information and Communication Technology

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to improve the management of fisheries and conserve the aquatic population

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Agriculture and Fisheries

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to improve the effectiveness of a newly developed medicine, treatment, or approaches in addressing health problems

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Science

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characteristic or attribute of interest in the research study that can take on different values and is not constant.

Answer 9

variable

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may be straightforward and easy to measure including characteristics such as gender, weight, height, age, size, and time.

Answer 10

variable

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may be more complex and more difficult to measure.

Answer 11

variable

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may include socioeconomic status, attitudes, achievement, education level, and performance.

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variable

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Two kinds of Variables

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independent variable and dependent variable

Question 14

variable manipulated or changed by the researcher.

Answer 14

independent variable

Question 15

sometimes referred to as the outcome variable because the resulting outcome of manipulating the independent variable is typically the focus of the research study

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dependent variable

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typically the focus of the research study

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dependent variable

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the one that the researcher is attempting to predict or explain.

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dependent variable

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affects or determines the values of dependent variable.

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independent variable

Question 19

are numerical which represents a measurable quantity. Some of the examples are time, height, weight, and number of population.

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Quantitative Variables

Question 20

Two Types of Quantitative Variables

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Discrete Variables and Continuous Variables

Question 21

countable which have certain number of values. Some of the examples are number of students in a class, number of needle punctures, and money in your pocket.

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Discrete Variables

Question 22

referred to interval variables which are measured in ranges and can be denoted by non-whole numbers.
It can have positive or negative values.

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Continuous Variables

Question 23

special type of continuous variables which cannot have a negative value.
If the value of the ratio variable is zero it means that there is none of that variable.
Some of the examples are test scores, distance, currency, mass, and age.

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Ratio variables

Question 24

also known as categorical variables.
Their values do not result from measuring or counting.
Some of the examples are religion, blood type, profession, and color.

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Qualitative variables

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Examples of Qualitative variables

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religion, blood type, profession, and color.

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Examples of Ratio variables

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test scores, distance, currency, mass, and age.

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Two Types of Qualitative Variables

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Dichotomous variables and Nominal variables

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have only two distinct categories or values. Some of the examples are True or False, Yes or No, and Male or Female.

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Dichotomous variables

Question 29

most basic level of measurement. These are variables that have two or more mutually exclusive and exhaustive categories. However, these categories cannot be ordered. Some examples of nominal variables are marital status, blood type, hair color, citizenship, mode of transportation, and source of income.

Answer 29

Nominal variables

Question 30

have a logical numerical sequence or order. It also refers to a position in a series. An example may be asking someone how often he or she eats foods in the restaurant – their response options are Very often, Frequently, Sometimes or Never.

Answer 30

Ordinal Variables