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Class 10 Mathematics Chapter 11 Information Handling Unit Wise Class Test 2 – Exercise 11.2 & Review Exercise | Punjab Board 2027 Model Papers
Class 10 Math Chapter 11 Test 2
Class 10 Mathematics Chapter 11: Information Handling Unit Wise Class Test 2 is prepared according to the Punjab Board 2027 Model Papers pattern. This test covers Exercise No. 11.2 and Review Exercise and is designed to help Class 10 students practice important questions from Information Handling. Students can use this Class 10 Mathematics Unit Wise Class Test 2 for school tests, revision, exam preparation, and better understanding of the chapter.
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Unit Wise Class Test
T-2
Unit 11: Information Handling
Time: 5 minutes
(Objective Type)
Total Marks: 5
1. Tick the correct answer.
(1 × 5 = 5)
(i) Range of the data: 2, 5, 1, 21, 10, 17 is:
(ii) Which of the following is an example of measure of dispersion?
(iii) Scatter diagram represents a relationship between
______ variable:
(iv) Range of first 10 natural numbers is:
(v) Variance of the population data: 1, 2, 3 is:
Unit Wise Class Test
T-2
Unit 11: Information Handling
Time: 35 minutes
(Subjective Type)
Total Marks: 20
2. Write short answers to the following questions:
(6 × 2 = 12)
(i) What is the range of first 20 prime numbers?
(ii) Find the range of the following data:
15, 22, 18, 30, 17, 25
(iii) A factory produces rods with lengths (in cm):
50.1, 49.9, 50.0, 50.2, 49.8,
Check the consistency using standard deviation.
(iv) The number of carpets sold in each day of a week is
13, 8, 4, 9, 7, 12, 10. Find its variance.
(v) A group of 7 workers reported the number of items they
assembled in a day as:
52, 55, 50, 53, 54, 56, 52.
Find the standard deviation and variance of the items assembled.
(vi) Find variance and standard deviation:
Σfx = 210,
Σfx2 = 7560,
Σf = 6
Note: Answer the following Questions.
(4 + 4 = 8)
3. A company forecasts monthly sales (rupees in millions):
15, 18, 14, 20, 13. Find variability in sales predictions.
4. Unemployment rates (%) in five provinces are
5.2, 6.0, 4.8, 5.5, 6.2.
Calculate standard deviation and describe is there balanced
unemployment rate?
