Practice - Summary Table
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Practice Questions
Test your understanding with targeted questions
What are the two parameters that define a Normal Distribution?
💡 Hint: Think about what shapes the curve of the Normal Distribution.
What is the total area under the curve of a Normal Distribution?
💡 Hint: Consider how probabilities are represented under the curve.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What are the three key properties of a Normal distribution?
💡 Hint: Think about the properties of bell-shaped curves.
True or False: The Empirical Rule states that 95% of data falls within 3 standard deviations from the mean.
💡 Hint: Remember the 68-95-99.7 rule!
2 more questions available
Challenge Problems
Push your limits with advanced challenges
A population of adults has a mean height of 68 inches and a standard deviation of 3 inches. What proportion of adults are taller than 72 inches?
💡 Hint: Use the Z-score to find the upper tail probability.
If the scores on a standardized test are normally distributed with μ = 500 and σ = 100, what score corresponds to the 95th percentile?
💡 Hint: Look up Z for the 95th percentile and use the conversion formula!
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