Statistics

Here you can find Statistics online note and reference.

statistics (I,II) Notes

Statistics(I) & Statistics(II) pdf download click below: Read STATISTICS-I notes Course Description : This course contains basics of statistics, descriptive statistics, probability, sampling, random variables and mathematical expectations, probability distribution, correlation and regression. Read STATISTICS-II notes Course Description: The course consists of concepts of sampling, testing hypothesis, parametric and non parametric tests, correlation and regression, …

What is parametric and non-parametric test?

As this lesson you’ll able to know Detail of parametric and non-parametric test or distribution free tests with advantage and disadvantage continue… What is parametric test and non-parametric test in statistics? All the parametric test (like t – test, Z – test, F – test) are based upon the assumption that the random samples are …

Hypothesis Testing in statistics

Hypothesis testing in statistics is a statistical method or procedure of making inferences (logical conclusions) about the unknown population parameters under study from the sample observation by testing a hypothesis weather it is to reject or to accept.In other words, it is a statistical test commonly used to make decision on the estimates of population …

sampling technique in statistics

There are two types sampling technique in statistics or sampling designs, method in research i.e. Probability/random sampling and Non-probability/Non-random sampling which are discuss below: Probability sampling (Random sampling) technique in statistics It is the technique of selecting the sample randomly. In this method, a sample is selected in such a way that each and every …

Sample in statistics and its type

As this lesson you’ll able to know learn complete about sample in statistics so continue….. Literal meaning Sample in statistics – small representative part or quantity or specimen. Sample is a small part of population. It is a finite subset of population which is drawn for the purpose of investigation. In other words, it is …

Sampling in statistics is the process of selecting the small part of population units(samples).Technique of drawing the representative portion of the entire population. sampling technique is the integral part of the research methodology. The main aim of is the selection of the true representative sample from the population. Main Objectives of sampling in statistics The …

method of collection Primary data and secondary data

As this tutorial you’ll able to know about method of collection Primary data, source of primary and secondary data, Problems involved in the collection of primary and secondary data in statistics…. The data collected by the researcher/investigator for the purpose of the investigation are called primary data. The data burrowed from the other sources are …

Data and Variable in statistics with its type, example

In this section we learn introduction Data and Variable in statistics, examples of Data and Variable, types Data and variable etc. Without killing time let’s begins What are data in statistics? The word ‘data’ has derived from the Latin word ‘datum’ which means information. The information may be quantitative and qualitative. Data are aggregates of …

scales of measurement (Nominal, Ordinal, Interval, Ratio)

Scales of measurement is the rule which is used in assigning the number or symbol to observation or items. In other words, the principle or the rule of correspondence used for measurement is called scale. It is, simply, a range of levels or numerals used for measuring something. Measurement is the process of assigning the …

Introduction for statistics With its important, types, Function

In this tutorial we will learn about the introduction to statistics, function of statistics, division/part of statistics and Why Statistics is important in the field of CSIT?/Application of Statistics in the field of CSIT: Introduction to statistics and its uses Introduction to statistics :But on the passage of time, its field of application increased day …