Question

Classify variables by type and give examples of each. In real life projects where do you think you can use them?

need to be type with computer**

Answer 1

A variable is a named unit of information that might be alligned a worth. In the event that the worth is adjusted, the named doesn't change. A few factors are changeable importance their worth, once alligned can't be erased or modified. Reviews can contain numerous sorts of inquiries there questions are regularly called factors. There are some fundamental kinds of factors. It is essential to comprehend the various sorts of factors since they can prompt various types of information and guide investigation.

* Categorial worth :- As the name suggests a categorial variable is comprised of classifications. Ordinarily there are set quantities of classifications a specific can choose from and each categorial is unmistakable from the others . Recognizable sorts of categorial factors are variable like ethnicity or military status . the numerical odering of the variable doesn't give data about ethencity. The three kind of categorial factors, twofold, ostensible and ordinal.

* Binary :- A straightforward rendition of categorial factors is called twofold factors. This sort of factors records two unmistakable, totally unrelated decisions, valid or bogus and yes or no inquiry are instances of this factors.

Ex. Do you like bananas? . Truly .No

* Nominal :- Nominal factors group perception into classifications. Case of ostensible factors incorporate sex ( male/female) genotype, or lower leg condition it is additionally called categorial, discreate, subjective or characteristic factors, ostensible factors are regularly summed up as extent or rate.

* Ordinal :- An ordinal factors is categorial factors for which the potential qualities are requested . Ordinal factors can be considered in between categorial and quantiative factors.

Ex. Most significant level of instruction, similar to secondary school, confirmation, school, graduate, bachelore qualification.

* contineous factors :- A contineous variable can take on any score or incentive inside an estimation scale. Furthermore the contrast between every one of the qualities has a genuine importance. There are 2 primary kind of contineous factors.

* Interval factors :- the main kind of contineous factors is the interim factors, a variable that can be requested with the separation or level between every classification that is equivalent and static

Ex . Temperature, mark reviewing, time, iQ test, CGPA test

Interim factors are two sorts in particular,

Typical conveyance and non ordinary appropriation.

*Ratio factors :- The proportion factors is one of the 2 sorts of contineous factors. where the interim factors is the second . It is an augmentation of the interim factors and is additionally the pinnacle of the measurment factors types.

The nearness of a zero point suits the estimation in kelvin, Also, in contrast to the interim variable duplication and division

activity can be performed on the estimations of a proportion variable.

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