Question

Organization of data in research: array,grouped distribution

Answer 1

 Grouped Data: It is data that has been organized into groups known as classes. Grouped data has been 'classified' and thus some level of data analysis has taken place, which means that the data is no longer raw. 6. FREQUENCY DISTRIBUTION  Frequency: It is the number of observations following in some class.

Answer 2

Answer:

The measurement uncertainty is often taken as the standard deviation of a state-of-knowledge probability distribution over the possible values that could be attributed to a measured quantity.