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#### Online Quiz (WorksheetABCD)

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 - 20 20 - 25 25 - 30 30 - 35 35 - 40 40 - 45 45 - 50 No. of teachers 10 30 50 50 30 6 4

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.30 - 3545 - 5015 - 2040 - 45 Q 2: Write the lower limit of the seventh class interval.14453525 Q 3: Find the class mark of the class 45 - 50.4747.54640.5 Q 4: Write the lower limit of the first class interval.10351560 Question 5: This question is available to subscribers only! Question 6: This question is available to subscribers only!