Business Statistics

Level:  Bachelor Semester – Fall  Year: 2016 Programme: BBA/BBA-BI/BBA-TT/BCIS  Full Marks: 100 Course: Business Statistics   Pass Marks: 45      Time:  3hrs.   Candidates are […]

Interval Estimation Point estimation is a single value of a parameter. In many cases single point may not be realistic to estimate the parameter then […]

Estimation The statistical method of estimating population parameters from the sample observation drawn from the population is called estimation. The estimation of the population parameter […]

Advantages and disadvantages of sampling: (Sample methods versus census methods) The advantages and disadvantages of sampling are cost-effective, great speed, good scope, and on the […]

Multistage sampling: Under the study when sampling is done in more than one stage to select the final sample units then it is called multistage […]

Non-probability Sampling Methods: Under these non-probability sampling methods of sampling, there is no pre-assigned probability of selection of sample units to be included in the […]

Probability Sampling Methods (Random Method) Under the probability sampling methods (Random Method), each unit of the population has a certain probability of being included in […]

Sampling Method When you are conducting research on some people or some group of people, it is rarely possible to collect data from every individual […]

Concept of Sampling Population A population is the totality of items understudy during sampling. The size of the population is denoted by ‘N’. There are […]

Approaches to Probability The following are the approaches to probability: Classical Approach Empirical Approach Subjective Approach Axiomatic Approach  Classical Approach If there are ‘n’ mutually […]