Statistical Smarts
Test your understanding of statistical concepts and principles with this engaging quiz.
Quiz Questions
Answer all questions below and test your knowledge.
- 1
What is the primary purpose of calculating the mean in a dataset?
- 2
Which statistical test is used to compare the means of two independent groups?
- 3
What is the term for the probability of observing a result as extreme or more extreme than the one observed, assuming the null hypothesis is true?
- 4
In a normal distribution, what percentage of data points fall within one standard deviation of the mean?
- 5
Which measure of variability is more robust to outliers: range or interquartile range?
- 6
What is the main difference between a histogram and a bar chart?
- 7
A correlation coefficient of 0.8 indicates what type of relationship between two variables?
- 8
What is the term for the process of using sample data to make inferences about a population?
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