Algebra-1

Question Analysis
This question tests the student's ability to calculate the mean, median, and mode of a given data set. The mean is the sum of all the data points divided by the number of data points. The median is the middle value when the data points are arranged in ascending order. The mode is the value that appears most frequently in the data set.

Key Concept Explanation
The mean, median, and mode are measures of central tendency that describe the central tendency of data. The mean reflects the average level of the data, the median reflects the middle level of the data, and the mode reflects the most common value in the data.

Step-by-step Solution
1. Calculate the mean:
Sum the data points: