Data Management

These are the quantities or the qualities observed/measured that are collected and analyzed for decision-making.

• data

• variables

• disctribution

• statistics

Which is a categorical data?

• age

• height

• gender

• sales

It uses statements with numerals in order to describe the data for the concrete information and in expository form.

• Tabular Presentation

• Textual Presentation

• Graphical Presentation

• Exploratory Data Analysis

The difference between the lowest and the highest values/scores.

• midpoint

• frequency

• percentage

• range

Which is not a measure of central tendency?

• Mean

• Mode

• Range

• Median

It describes the spread or the dispersion of data.

• Measure of Variability

• Measure of Central Tendency

• Measure of Relative Position

• Normal Distribution

It is one of the most widely used measure of dispersion.

• Range

• Standard deviation

• Variance

• Interquartile Range

Which of the following measures of central tendency can use nominal, ordinal, interval or ratio data?

• mean

• median

• mode

• range

It is affected by extreme small or large values on a set of data.

• Mean

• Median

• Mode

• Range

Frequency Distribution is an organization of data in:

• textual form

• graphical form

• picture form

• tabular form