To find SAT percentiles for 1978, you can consult historical data from the College Board, which administers the SAT. They often publish annual reports that include percentile ranks. Additionally, educational institutions or libraries might have archived resources or research articles that reference historical SAT data. Online databases or educational research websites may also provide this information.
The average SAT score for most colleges is 1,538, top schools like a score of 2,100 or more. I have a related link listed below that has some helpful test sources, to assist with increasing test scores.
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It is impossible to determine the percentiles if you are given only the sample mean since percentiles are a measure of the spread of the data; the mean gives no information on that.
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Free sample SAT questions: http://www.universitylanguage.com/quiz/SAT/
One can find information about SAT words from a variety of places. One of the main places to find this information is from the official College Board SAT website.
One can find information about SAT testing in primary school from the Collegeboard website. One can also find information about SAT testing from Princeton Review.
pie chart graph
You need to use a table of standard scores.
Yes.
Percentiles or parts of a whole.
You can find allot of free sat prep tests on line at these links: 2.sat.collegeboard.com/practice/sat-practice-test 3.sat.collegeboard.com/practice 3www.testprepreview.com/sat_practice.htm