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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)
9.10 Cumulative Frequency

For a particular year, following is the distribution on ages (in years) of the income tax department officers in a district:

Age (in years)15 - 2020 - 2525 - 3030 - 3535 - 4040 - 4545 - 50
No. of teachers103050503064




Directions: On the basis of the given information answer the following questions. Also write at least one example of your own.
Q 1: Determine the class limits of the fourth class interval.
45 - 50
30 - 35
15 - 20
40 - 45

Q 2: Find the class mark of the class 45 - 50.
46
47.5
47
40.5

Q 3: Determine the class size.
5,10
15
5
10

Q 4: Write the lower limit of the seventh class interval.
25
14
35
45

Q 5: Write the lower limit of the first class interval.
35
10
60
15

Question 6: This question is available to subscribers only!

Question 7: This question is available to subscribers only!


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