CBSE Class 9 Maths Statistics MCQs Set A with answers available in Pdf for free download. The MCQ Questions for Class 9 Statistics with answers have been prepared as per the latest 2021 syllabus, NCERT books and examination pattern suggested in Standard 9 by CBSE, NCERT and KVS. Multiple Choice Questions for important part of exams for Grade 9 Statistics and if practiced properly can help you to get higher marks. Refer to more Chapter wise MCQs for NCERT Class 9 Statistics and also download more latest study material for all subjects

**1. Class mark and class size of the class interval are 25 and 10 respectively then the class interval is**

(a) 20 – 30 (b) 30 – 40 (c) 40 – 50 (d) 50 – 60

**2. Class mark of the 1st class interval is 5 and there are five classes. If the class size is 10 then the last class interval is**

(a) 20 – 30 (b) 30 – 40 (c) 40 – 50 (d) 50 – 60

**3. The median of the following data is**

(a) 10 (b) 15 (c) 25 (d) 30

**4. The mode in the above frequency distribution table is**

(a) 10 (b) 15 (c) 25 (d) 30

**5. The mean of the following data is **

(a) 15 (b) 16 (c) 17 (d) none of these

**6. The median of first ten prime numbers is**

(a) 11 (b) 12 (c) 13 (d) none of these.

**7. The mean of first ten multiples of 5 is**

(a) 45 (b) 55 (c) 65 (d) none of these.

**8. The mean of first ten multiples of 2 is**

(a) 11 (b) 12 (c) 13 (d) none of these.

**9. The median of first ten multiples of 3 is**

(a) 15 (b) 16 (c) 16.5 (d) none of these.

**10. The median of the following data is**

(a) 20 (b) 30 (c) 40 (d) none of these

**11. The median of the following data is 25 72 28 65 29 60 30 54 32 53 33 52 35 51 42 48 45 47 46 33**

(a) 45 (b) 45.5 (c) 46 (d) none of these

**12. Calculate the median income from the following data: **

(a) 20 (b) 30 (c) 40 (d) none of these

## More Questions.......................

#### Question: The mean of 10 observation is 25. If one observation, namely 25, is deleted, the new mean is

- a) 25
- b) 28
- c) 20
- d) 22

**Answer: 25**

#### Question: Mean of the set of observations is the value which

- a) is a representative of whole group
- b) occurs most frequently
- c) divides observations into two equal parts
- d) is the sum of observations

**Answer: is a representative of whole group**

#### Question: If each entry of a data is increased by 5, then the arithmetic mean

- a) increases by 5
- b) none of the foregoing
- c) remains the same
- d) decreases by 5

**Answer: increases by 5**

#### Question: The arithmetic mean of five given numbers is 85. Their sum is

- a) 425
- b) 85
- c) more than 425
- d) between 85 and 425

**Answer: 425**

#### Question: The daily earnings (in rupees) of 10 workers in a factory are 8, 16, 19, 8, 16, 19, 16, 8, 19, 19. The median wage is

- a) Rs. 16.00
- b) Rs. 8.00
- c) Rs. 17.50
- d) Rs. 19.00

**Answer: Rs. 16.00**

#### Question: The average weight of sample of 10 apples is 52 g. Later it was found that the weighing machine had shown the weight of each apple 10 g less. The correct average weight of an apple is

- a) 62 g
- b) 56 g
- c) 54g
- d) 52 g

**Answer: 62 g**

#### Question: The mean of 6, y, 7, x and 14 is 8. Then

- a) x + y = 13
- b) 2x + 3y = 13
- c) x – y = 13
- d) None of these

**Answer: x + y = 13**

#### Question: The mean of 994, 996, 998, 1000 and 1002 is

- a) 998
- b) 992
- c) 1004
- d) none

**Answer: 998**

#### Question: The mode of a set of observations is the value which

- a) occurs most frequently
- b) is between maximum and minimum
- c) is central
- d) none of the foregoing

**Answer: occurs most frequently**

#### Question: The arithmetic mean for the following frequency distribution is

- a) 26.5
- b) 43.8
- c) 42.3
- d) 29.5

**Answer: 26.5**

#### Question: The arithmetic mean of first five natural numbers is

- a) 3
- b) 5
- c) 4
- d) 6

**Answer: 3**

#### Question: If the arithmetic mean of 6, 8, 5, 7, x and 4 is 7, then x is

- a) 12
- b) 8
- c) 6
- d) 4

**Answer: 12**

#### Question: The arithmetic mean of first ten natural numbers is

- a) 5.5
- b) 7.5
- c) 6
- d) 10

**Answer: 5.5**

#### Question: The weight (in kg) of 5 men are 62, 65, 69, 66 and 61. The median is

- a) 65 kg
- b) 45 kg
- c) 55 kg
- d) 66 kg

**Answer: 65 kg**

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