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Oct
Types Of Data In Biostatistics. Ø If the data is presented in the numerical form it will not attract the attention of the audience. Numerical discrete and continuous categorical and ordinal. In these types of data individuals are simply placed in the proper category or group and the number in each category is counted. Mean Sum of all the observations in the data Number of observations in the data Grouped data.
There is no implied order to the categories of nominal data. Ø The scientific investigations involve observations on variables. Arithmetic mean Simplest measure of central tendency. Ø If the data is presented in the numerical form it will not attract the attention of the audience. ID is the subject or case number and Number of Children are counts. Ø The observations made on these variables are obtained in the form of data.
Data can either be quantitative or in numbers like a persons age measured in number of years theyve been alive or it can be qualitative which is non-numerical like someones blood type A B AB or O.
Four basic types of data scales of measurement i. Diagrammatic Data Representation. Data can either be quantitative or in numbers like a persons age measured in number of years theyve been alive or it can be qualitative which is non-numerical like someones blood type A B AB or O. Linear Relationships Correlation. When working with statistics its important to recognize the different types of data. These variables take integer values.