Answer:
Median = 6
Explanation:
1. order the data in ascending order
3,5,7,10
2. Find the central piece of data. If the count of data is even, divide into two groups
3 5 | 7 10
3. the median is the mean of the two numbers closest to the division, or
(5+7)/2 = 6
Median = 6
If the count of data is odd, take the middle number.