Add a location to your Tweets. When you tweet with a location, Twitter stores that location. You can switch location on/off before each Tweet and always have the option to delete your location history. Learn more.
Cluster sampling examples. Example 1: Assume that a study with relatively large square fixed area plots of 50 m x 50 m had been carried out, on which all tree positions were mapped. Because the individual plots were relatively large, there were only resources available to measure \(n=10\) sample plots.
A frequency distribution of data can be shown in a table or graph. Some common methods of showing frequency distributions include frequency tables, histograms or bar charts. Frequency Tables. A frequency table is a simple way to display the number of occurrences of a particular value or characteristic. For example, if we have collected data about height from a sample of 50 children, we could present our findings as: Height of Children. Height (cm) of children.