Question

In: Statistics and Probability

Could you define the following terms and give an example? cases variables statistics data

Could you define the following terms and give an example?

cases

variables

statistics

data

Expert Solution

CASES:-

data set contains informations of sample and cases. Cases are nothing but the objects in the collection. Each case has one or more attributes or qualities, called variables which are characteristics of cases. cases can be many different things like group of patients , companies,schools,countries

for example :-

cancer patients themselves are cases and all these characteristics of the patients are variables.

VARIABLES:-

A variable (or called as data item) is any characteristics, number, or quantity that can be measured or counted.

for example:-

income and expenses, country of birth, capital expenditure, eye colour and vehicle type

STATISTICS:-

A statistic is a characteristic of a sample. Generally, it is used to estimate the value of a population parameter.

For example if we select a random sample of 100 students out of total 1000 students. The average height of the sampled students would be an example of a statistic

DATA:-

data are individual pieces of factual information recorded and used for the purpose of analysis. It is the raw information to creat statistic.

for example,:-

information collected for a research paper.,an email.

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orchestra answered 1 year ago

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