Question

6. A cricketer scores the following runs in eight innings: 58, 76, 40, 35, 46, 45, 0, 100 What

will be their mean score?

(a) 400

(b) 50

(c) 200

(d) 100

7. What will be the range of following data? 32, 41, 28, 54, 35, 26, 33, 23, 38, 40

(a) 25

(b) 23

(c) 31

(d) 54

8. Which observation in the following data has maximum frequency? 1, 1, 2, 4, 3, 2, 1, 2, 2,

4

(a) 4

(b) 3

(c) 1

(d) 2
A coin is flipped to decide which team starts the game. What is the probability of your

team will start?

(a)

(b)

(c) 1

(d) 0

14. A die is thrown once. What will be the probability of getting a prime number?

(a)

(b) 0

(c) 1

(d)

15. Median of the data 9, 8, 1, 2, 3, 6, 7, 5, 4 is ………………. .

(a) 5

(b) 9

(c) 6

(d) 4

16. A batsman scored the following number of runs in six innings: 36, 35, 50, 46, 60, 55

Find the mean runs scored by him in an inning.

(a) 50

(b) 49

(c) 46

(d) 47

17. The mean of the first ten old natural number is ……………… .

(a) 12

(b) 15

(c) 10

(d) 11

18. The median of the first ten even natural number is …………….. .

(a) 12

(b) 15

(c) 10

(d) 11

19. The mean of the first ten prime number is ……………….. .

(a) 12.5

(b) 12.9

(c) 12.8

(d) 14.5

20. The mode of the given set of numbers 2, 14, 16, 12, 14, 14, 16, 14, 10, 14, 18, 14 is:

(a) 12

(b) 14

(c) 16

(d) 11

Data Handling Fill In The Blanks

1. Mean of first 5 natural numbers is ………………. .

2. Range of the data 12, 15, 7, 9, 16, 18 is ……………….. .

3. Median of the data 38, 40, 42, 48, 65, 72, 75 is ………………… .

4. Mode of the data 2, 3, 5, 6, 7, 3, 2, 9 is …………….. .

5. The data 6, 4, 3, 8, 9, 12, 13, 9 has mean ……………… .

Data Handling True(T) Or False(F)

1. Mean of the data is always from the given data.

2. The range of the data 2, 9, 6, 5, 8 would change if 3 was added to each value in the data.

3. When a coin is tossed, there are two possible outcomes.

4. Probability of selecting you as a monitor within class is greater than one.

5. The median is always one of the numbers in a data.

Very Short Answer Type Questions

A die thrown once find the probability of the following (1 – 4):

1. Getting a number greater than 5.

2. Getting a prime number.

3 Getting an even natural number.

4. Getting a number less than 4.

5. If mean of 9, 5, 7, x, 6 is 6, find the value of x.

6. What is the range of the these integers?

20, 6, 18, -15, -12, 0​

Answer 1

Answer:

Runs scored by the cricketer are 58, 76, 40, 35, 46, 45, 0, and 100. Therefore, mean score is 50.