Statistics

What is the study of the collection, organization, analysis, interpretation, and presentation of data.

It deals with the techniques used in generalizing from samples to populations, performing estimations and hypothesis tests determining relationships among variables, and making predictions

• Inferential Statistics

• Descriptive Statistics

• Qualitative Statistics

• Quantitative Statistics

What is function of statistic in this example: Given the data of the last ten years connected to the number of students enrolled in PUP, it is possible to predict the number of students that will enroll for the near future.

Statistics are lifeblood of successful of this industry. Any businessman cannot afford to either by under stocking or having overstock of his goods

• Commerce

• Education

• Planning

• Medicine

Select a modern application of statistics:

• Designing Surveys

• Machine Learning

• Predicting Sales

• Population Census

This is mainly applied at embracing the understanding of a huge mass of data by providing only few observations.

• Condensation

• Comparison

• Estimation

• Tests of Hypothesis

What is NOT a limitation of statistics?

• Statistics does not study individuals

• Statistics table may be misused

• Statistics is suitable to the study of qualitative phenomenon.

• Statistics is only one of the methods of studying a problem.

A subgroup of the population that will be studied in detail is called a

In a statistical investigation, what comes after Collection of data?

• Presentation of the result

• Interpretation of data and results

• Analysis of data

• Summarization and tabulation of data

What technique is also called Fishbowl Sampling or Lottery Draw?

• Simple Random Sampling

• Systematic Sampling

• Stratified Random Sampling

• Cluster Sampling