Q:

What is the difference between grouped and ungrouped data?

A:

Quick Answer

Grouped data is data that has been organized into classes. Grouped data has been classified and some data analysis has been done, which means this data is no longer raw. Un-grouped data has not been organized into groups. It is just a list of numbers. Know More
What is the difference between grouped and ungrouped data?
Credit: mikael altermark CC-BY 2.0

Full Answer

Grouped data is data that has been organized into classes. Grouped data has been classified and some data analysis has been done, which means this data is no longer raw. Un-grouped data has not been organized into groups. It is just a list of numbers. Learn more about Statistics

Related Questions

  • Q:

    What happens when you increase the number of classes in a histogram?

    A:

    When the number of classes in a histogram is increased, the data set is divided into more categories, and the histogram gives a more detailed picture of the data distribution. However, if there are too many classes, it becomes difficult to extract useful information from the histogram.

    Full Answer >
    Filed Under:
  • Q:

    What are some of the methods used to collect data in statistics?

    A:

    Some of the methods by which data can be collected for a statistical study are interviews, questionnaires, focus groups, field studies, direct observation, surveys, testing and experimenting. Depending on the nature of the study, the data-collection method can be based on either primary or secondary sources or a combination of both. Primary-source data collection refers to that which is obtained directly by the team conducting the study, while secondary-source data collection is obtained through a third-party source or data base such as a government census, research compilation or from organizational records.

    Full Answer >
    Filed Under:
  • Q:

    How to find the IQR in statistics?

    A:

    To find the IQR, find the median or center of the data, calculate the median of the lower and upper halves of the data, and find the difference between the medians of the lower and upper halves of data. You need a data set, a calculator, and pencil and paper to complete this task.

    Full Answer >
    Filed Under:
  • Q:

    What are the components of a statistical table?

    A:

    A statistical table contains several components designed to illustrate the data, including a title for the table, the table number, the heading and subheadings, the table body, the table spanner, dividers and table notes. Tables are used to display data obtained from an experiment and are often included in lab reports or research papers and presentations.

    Full Answer >
    Filed Under:

Explore