A rectangle with a base of 4 centimeters and a height of 6 centimeters. A 3-column table with 3 rows. Column 1 is labeled Base (centimeters) with entries 4, 5, 6. Column 2 is labeled Height (centimeters) with entries 6, 7, 8. Column 3 is labeled Area (centimeters squared) with entries question mark, 35, 48. Use the figure to complete each sentence. The base of this rectangle is cm. The height of this rectangle is cm. The area of this rectangle is cm2.

answer: add the !

step-by-step explanation: then we will answer

introduction, methodology, results, discussion

step-by-step explanation:

an observational study is one which consists of actual observation to record data and then analyse the data.

there are a number of factors that should be analyzed before starting an observational study.

the main four factors are:

i) introduction:   this should be analysed to check whether the purpose of the study is correctly established and the data recorded are appropriate for the study

methodology:   the method of collecting the data, such as whether randomly selected, and whether sample size matches with the population to be studied, whether questions asked are easy to answer by common men, etc.

results: then results such as summary of data with comments should be studied thoroughly

discussion:   the last is the discussion, this can be either by management people or persons who are all interested , etc.

what is the answer?