NSAA Study Guide 2026

Everything you need to pass the NSAA exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.

📋 NSAA Exam Format at a Glance

60
Questions
120 min
Time Limit
70.00%
Passing Score

📚 NSAA Topics to Study (23)

✍️ Sample NSAA Questions & Answers

1. A scatter plot shows a correlation coefficient of r = -0.9. This indicates:
Strong negative correlation

r = -0.9 indicates a strong negative linear correlation between the two variables.

2. What is the sum of the roots of 3x² - 6x + 2 = 0?
2

Sum of roots = -b/a = -(-6)/3 = 2.

3. Which of the following is the correct definition of standard deviation?
The square root of the variance

Standard deviation is the square root of the variance, measuring spread around the mean.

4. A machine does 600 J of work in 30 seconds. What is its power output?
20 W

Power = Work/Time = 600/30 = 20 W.

5. Which of the following is the primary structure of a protein?
The sequence of amino acids

The primary structure of a protein is the linear sequence of amino acids in its polypeptide chain.

6. If f(x) = 2x² - 3, what is f(4)?
29

f(4) = 2(16) - 3 = 32 - 3 = 29.

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Your NSAA Study Path
1. Learn with Flashcards → 2. Drill Practice Tests → 3. Take the Full Exam Simulation