Answer:
Following are the solution to the given points:
Step-by-step explanation:
For question a:
The chart is called a cumulative frequency polygon.
For question b:
The total number of sold homes in last month= 250
For question c:
The class intervels are:
[tex]\to 100-50 = 50[/tex]
For question d:
[tex]\to[/tex] 240000 (75% of houses)
For question e:
[tex]\to[/tex] 230000