Acommon measure of student achievement, the national assessment of educational progress (naep) is the only assessment that measures what u. s. students know and can do in various subjects across the nation, states, and in some urban districts. also known as the nation's report card, naep has provided important information about how students are performing academically since 1969.naep is a congressionally mandated project administered by the national center for education statistics (nces) within the u. s. department of education and the institute of education sciences (ies).

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.

answer: i'm not sure

step-by-step explanation:

i’m sorry but i don’t know sorry

answer:   x*94 +688*6   = 267*100

94x+4128=26700    

94x=22572     /94

x=240.128

step-by-step explanation: mark as brainlest reallly need it thx