The graph shows the cost for each lawn that is mowed.

what does the rate of change represent in this situation?

select from the drop-down menu to correctly complete the sentence.

the rate of change represents

a. the number of lawns mowed for every 1 dollar
b. the cost for every 1 lawn mowed
c. the amount of lawns mowed every hour

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.

she made 48 + y = a cookies.     not enough info is given to find the total.