SAT / ACT Prep Online Guides and Tips

Dr. Fred Zhang

Fred is co-founder of PrepScholar. He scored a perfect score on the SAT and is passionate about sharing information with aspiring students. Fred graduated from Harvard University with a Bachelor's in Mathematics and a PhD in Economics.

Recent Posts

SAT International Test Dates Guide (2018 and 2019)

Posted by Dr. Fred Zhang | Aug 23, 2018 5:00:00 PM

SAT General Info

Here we look at international SAT test dates for the the 2018–2019 year. The test months haven't changed since last year, but the dates have! We've recorded what we've learned in this article.

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SAT Score Ranges: Understand Your Score vs Class Grades

Posted by Dr. Fred Zhang | Aug 13, 2018 1:00:00 PM

SAT General Info

What’s the best possible SAT score and worst possible SAT score you could get? How do you understand SAT scores if you’re used to letter grades like A- or B+, or test scores like 93%? In this guide, we convert SAT scores into much more understandable class grades to help you interpret your SAT score.

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What's a Good SAT/ACT Score for the Ivy League? What's the Lowest Score I Can Get in With?

Posted by Dr. Fred Zhang | Aug 2, 2018 12:00:00 PM

SAT/ACT Score Target, College Admissions

Are you aiming to attend an Ivy League school? What ACT/SAT scores do Ivy League universities—Brown, Columbia, Cornell, Dartmouth, Harvard, Princeton, Penn, and Yale—expect? Here, we look at what test scores these eight highly selective schools consider good, as well as what scores are considered borderline.

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How to Get Into Stanford (by an Accepted Student)

Posted by Dr. Fred Zhang | Jun 7, 2018 8:00:00 AM

College Admissions

Many students want to get into Stanford, one of the most prestigious undergraduate institutions in the United States. While getting into Stanford is very tough, there are definite rules to Stanford admissions. Using these rules to your advantage will greatly increase your chances of getting in.

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What's a Good 10th Grade ACT/SAT Score?

Posted by Dr. Fred Zhang | Jun 1, 2018 12:00:00 AM

SAT/ACT Score Target

Are you a 10th grader considering taking the SAT or ACT? Then you probably want to know what a good SAT/ACT score is for sophomores. While you might think we can simply use raw test score data from 11th graders, this information isn't totally accurate for or relevant to sophomores. Here, I'll analyze two data sets to figure out what's considered a good SAT/ACT score for 10th graders.

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SAT Test Dates: Full Guide to Choosing (2018, 2019)

Posted by Dr. Fred Zhang | May 17, 2018 9:00:00 PM

SAT Logistics, SAT General Info

The SAT is offered seven times a year, but which SAT test dates will work best for you and your schedule? What essential factors should you consider before creating an SAT schedule? What are the best SAT dates for juniors? For seniors?

In this comprehensive guide, we offer you the most current info on SAT test dates (domestic and international) for the 2018-19 school year. We also give you our top tips for choosing the best SAT test dates for you as well as tons of resources to help you navigate the complicated web of SAT/ACT test dates.

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What's a Good 8th Grade ACT / SAT Score?

Posted by Dr. Fred Zhang | May 17, 2018 8:00:00 PM

SAT/ACT Score Target

The SAT / ACT is a good predictor of future college potential.  During 8th grade these tests are looming ahead, but how do you know what's a good SAT / ACT score for someone at this grade level?  Here, Dr. Fred Zhang does a novel analysis on two data sets to find what is considered a good score for middle school students.

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What's a Good 9th Grade ACT / SAT Score?

Posted by Dr. Fred Zhang | May 16, 2018 8:00:00 PM

SAT/ACT Score Target

The SAT / ACT is coming up quickly for 9th graders, but using raw SAT / ACT data mostly from 11th graders to see if you're doing well isn't correct.  Here, Dr. Fred Zhang does a novel analysis on two data sets to find what is considered a good SAT or ACT score for 9th grade students.

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On the SAT, How Many People Get a 1400, 1500, or 1600?

Posted by Dr. Fred Zhang | May 3, 2018 7:00:00 PM

SAT/ACT Score Target, SAT General Info

How many students get a high score on the SAT?  How many students get a perfect score?  Here we look at the number of students and the percentile of these top ranks. Then we find out whether you should retake the SAT if you get these scores.

Note: This guide was created when the SAT used its old 2400 scoring scale. Unfortunately, we don't have the same data for the current version of the SAT (out of 1600 points), but we do have a conversion chart below so you can convert your 1600-scale SAT score to a 2400-scale score and still make use of the information in this article.

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SAT Score to GPA Conversion Table

Posted by Dr. Fred Zhang | May 1, 2018 11:00:00 PM

SAT General Info

Do you want to convert your GPA to SAT scores, or vice versa? Perhaps you're wondering what SAT score you might get based on your high school grades. In this article, we've pored through the statistics to let you do just that! Before we jump into the data, though, we do have some caveats to be aware of.

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Should You Take the New SAT or Old SAT? An Expert Guide

Posted by Dr. Fred Zhang | Mar 1, 2018 11:00:00 AM

SAT Strategies, New SAT

You might have heard over the last year that a new version of the SAT is coming out in spring of 2016. You might have a choice between taking the current old SAT or the new SAT -- depending on when you time your test. You're probably wondering, "when should I take the SAT?"  Well, here's our definitive guide.

Note: The old SAT is no longer available. If you took the previous version and aren't sure whether to take the new one, check out our guides to deciding, depending on whether you got a high score or a low one. 

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SAT Score Percentiles (High-Precision Version)

Posted by Dr. Fred Zhang | Feb 12, 2018 9:00:00 PM

SAT General Info

Are you looking for ultra high-precision SAT percentiles? Official SAT percentiles released by the College Board only go as far as the ones place—this means you'll see only whole numbers such as 2, 56, and 93, without any decimals. But this isn't accurate enough for some test takers.

For this article, I've calculated SAT percentiles to six digits of precision (and, yes, every digit can help, especially if you're scoring at the high end!).

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SAT II Biology E/M Study Guide: Best Books and Schedule

Posted by Dr. Fred Zhang | Feb 8, 2018 10:00:00 PM

SAT Subject Tests

The SAT II Biology E/M Subject Test is a good choice for students looking at medicine or who want to show off their hard science skills.  But what's the best way to study for the Biology E/M Subject Tests?  What are good books and study schedules? Read this guide to find out!

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New SAT vs Old SAT: Changes You Must Know

Posted by Dr. Fred Zhang | Feb 5, 2018 6:00:00 PM

SAT Logistics, New SAT

In 2016, the SAT changed drastically from the old SAT. In terms of content, no other SAT changes in the past few decades have been this dramatic. If you're familiar with the old SAT, here's what you must know to do well on the current version of the SAT.

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How to Improve Your SAT Score by 100 Points in a Month

Posted by Dr. Fred Zhang | Jan 29, 2018 10:00:00 PM

SAT Strategies

Preparing for the SAT a second or third time is common. Back when I studied for the SAT, the first couple of strategies and study approaches I tried didn't actually work. It took me a few times before I finally found the method that bumped up my SAT score 200 points—to a perfect score.

If you're retaking the SAT and want to ensure you improve this time around, this guide will show you how to do just that!

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