Answer: The range for this data is 6.
Explanation:
We know that in statistics the range tells the spread of data in a data set.
The range is basically the difference in the largest and the smallest term.
The given data : 10, 9, 4, 7, 5.5
The smallest data value = 4
The largest value =10
Therefore the range of the data set will be :-

Therefore, the range for this data is 6.