Quantitative Data Analysis Worksheet
This worksheet focuses on analyzing and interpreting quantitative data, including measures of central tendency, spread, and data visualization.
Includes
Standards
Topics
Quantitative Data Analysis
Name:
Date:
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Read each question carefully and provide your answers in the space provided. Show all your work for calculations.
1. Which of the following is a measure of central tendency?
Range
Standard Deviation
Median
Variance
2. A histogram is best used to display:
Categorical data
Relationships between two variables
The distribution of quantitative data
Individual data points over time
3. The is the average of a set of numbers.
4. The is the value that appears most frequently in a data set.
5. The difference between the highest and lowest values in a data set is called the .
6. Consider the following data set: 12, 15, 18, 12, 20, 22, 15, 12. Calculate the mean, median, and mode for this data set.
7. Describe a situation where the median would be a more appropriate measure of central tendency than the mean.
8. The following data represents the number of hours students spent studying for an exam:
Hours: 2, 3, 5, 2, 6, 4, 3, 5, 7, 4
Create a bar graph to represent this data. Label your axes appropriately.
9. Outliers have a significant impact on the median of a data set.
True
False
10. The standard deviation measures the spread of data points around the mean.
True
False