The temperature recorded for ten days (in ∘C) is: 6,8,0,3,2,0,1,5,4,4. What is the number of days having less than 4∘C temperature?
Arranging the data in ascending order, we get
0,0,1,2,3,4,4,5,6,8
On observing, there are 5 days that are having temperature less than 4° C