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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What shape does a normal distribution curve have?
💡 Hint: Think about how it looks visually.
Question 2
Easy
What are the two main parameters of the normal distribution?
💡 Hint: These parameters define the center and spread.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the formula for normal distribution?
💡 Hint: Recall the shape and variables involved.
Question 2
True or False: The mean, median, and mode of a normal distribution are all equal.
- True
- False
💡 Hint: Think about the properties of the distribution.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A dataset with a mean of 50 and a standard deviation of 5 is known to follow a normal distribution. What is the probability that a randomly selected data point would be greater than 65?
💡 Hint: Use z-scores and the normal distribution table for calculating probabilities.
Question 2
Assuming a normal distribution of heights where the mean height is 180 cm and the standard deviation is 10 cm, what height value would correspond to the 90th percentile?
💡 Hint: Identify and use z-scores corresponding to percentiles to solve.
Challenge and get performance evaluation