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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Middle/High School Algebra, Geometry, and Statistics (AGS)
9.17 Frequency Polygon - 2

Now let us consider a polygon where there is no class preceeding the first class.

Let us take an example which gives us the marks scored by 50 students of a class, in an exam out of 100.

The following table gives us the information about the data.

Here the first class interval is 0 - 10. So the class preceeding it would lie on the negative X axis. The midpoint of the first class interval i.e. B is joined to this point with 0 frequency on the negative axis.



Directions: On the basis of the given information answer the following questions


Q 1: The difference between the highest and the lowest frequency is
8
2
10
25

Q 2: Pt. A is the class mark of the class interval 0 - 10
True
False

Q 3: The cumulative frequency upto the class interval 30 - 40 is
25
35
45
55

Q 4: The points which represent the class marks of the class interval with the lowest frequency is
G and H
K and L
A and B
H and I

Question 5: This question is available to subscribers only!

Question 6: This question is available to subscribers only!


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