Table of Contents
What statistical measurement is appropriate for nominal data?
The mode, mean, and median are three most commonly used measures of central tendency. However, only the mode can be used with nominal data.
Which measure is best for nominal data?
Mode is the preferred measure when data are measured in a nominal ( and even sometimes ordinal) scale.
Which of the permissible statistics is not valid for nominal scale?
For measurements at the nominal level, mode and Chi-square are two of the allowed statistical operations. Other operators, for example, mean, standard deviations and so on are not permissible at this level. If such operations are performed, conclusions are invalid.
Which variable is measured on a nominal scale?
A variable measured on a “nominal” scale is a variable that does not really have any evaluative distinction. One value is really not any greater than another. A good example of a nominal variable is sex (or gender).
Can you use chi square for nominal data?
The Chi-Square (X2) is used for analysis of nominal data. Remember that nominal data are categorical data without any order of value. Chi-Square analyses can be either One-Way, with one independent variable, or Two-Way, with two independent variables.
What Descriptive statistics are used for nominal data?
Typical descriptive statistics associated with nominal data are frequencies and percentages.
What is nominal scale in statistics?
A nominal scale is a scale of measurement used to assign events or objects into discrete categories. This form of scale does not require the use of numeric values or categories ranked by class, but simply unique identifiers to label each distinct category.
What is a nominal scale in statistics?
What is nominal level in statistics?
A Nominal Scale is a measurement scale, in which numbers serve as “tags” or “labels” only, to identify or classify an object. This measurement normally deals only with non-numeric (quantitative) variables or where numbers have no value. Below is an example of Nominal level of measurement.
Can you use numbers as values for nominal data?
You can code nominal variables with numbers, but the order is arbitrary and arithmetic operations cannot be performed on the numbers. A nominal variable is one of the 2 types of categorical variables and is the simplest among all the measurement variables.
Which of the following descriptive statistics is an appropriate measure for nominal scales?
The mode is the least used of the measures of central tendency and can only be used when dealing with nominal data. For this reason, the mode will be the best measure of central tendency (as it is the only one appropriate to use) when dealing with nominal data.
What are examples of nominal scale?
A nominal scale is a scale (of measurement) that uses labels to classify cases (measurements) into classes. Some examples of variables that use nominal scales would be religious affiliation, sex, the city where you live, etc. One example of a nominal scale could be “sex”.