The following points highlight the nine important types of microscopes. The types are: 1. The Light Microscope 2. The Phase Contrast Microscope 3. The Interference Microscope 4. Dark Field Microscope 5. Polarization Microscope 6. Electron Microscope 7. Transmission Electron Microscope 8. Scanning Electron Microscope 9. Spectrophotometer. Type # 1. The Light Microscope: As the name suggests, visible light is used [...]
In this article we will discuss about Sampling in Statistics:- 1. Subject-Matter of Sampling 2. Sampling Designs 3. Selection of Samples 4. Selection of Appropriate Sampling Method 5. Sampling and Non-Sampling Errors. Contents: Subject-Matter of Sampling Sampling Designs Selection of Samples Selection of Appropriate Sampling Method Sampling and Non-Sampling Errors 1. Subject-Matter of Sampling: The total number of individuals belonging [...]
The following points highlight the top three methods for presentation of data in a systematic manner. The methods are: 1. Tabular Presentation of Data 2. Guidelines for Preparing Data Tables 3. Graphic Presentation of Data. Method # 1. Tabular Presentation of Data: In this method, the collected data are presented in Table form, i.e., data are arranged in systematic form [...]