Statistics

Statistics

1. Descriptive Statistics

   • A branch of mathematics dealing with the collection, analysis, interpretation , and presentation of masses of numerical data.

2. Inferential Statistics

   • Inferential statistics use a random sample of data taken from a population to describe and make inferences about the population.

3. Sample

   • A selection from a population to be examined

4. Biased sample

   • It is considered a biased sample if not all people from the group are not considered in the sample.