Data Handling Test

Result

Data Handling Test - 5

Score
-
out of -
Rank
-
out of -

TIME Taken - -

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Weekly Quiz Competition

Question 1
1 / -0

A bag has 4 red balls and 2 yellow balls. (The balls are identical in all respect other than colour). A ball is drawn from the bag without looking into the bag. The probability of getting a red ball is __.

A
1/2

B
2/3

C
1/4

D
1/5

Solution

Total number of balls =4+2=6 Number of red balls = 4 ∴ Probability of getting a red ball = Number of red balls / Total number of balls =4/6 = 2/3
Question 2
1 / -0

A die is thrown. The probability of getting a multiple of 3 is __.

A
1/2

B
1/3

C
1/4

D
1/5

Solution

Total number of outcomes = 6 Number of multiples of 3 are (2, 6) i.e., 2 ∴ Required probability = Number of multiples of 3 / Total number of outcomes = 2/6 = 1/3
Question 3
1 / -0

From the given table, the number of students who got more than or equal to 50 marks, is __.

Marks (class-interval) No. of students

30-40 12

40-50 13

50-60 4

60-70 15

70-80 6

A
15

B
21

C
25

D
29

Solution

Number of students got 50 or more than 50 marks = 4 + 15 + 6 = 25
Question 4
1 / -0

The probability of occurrence of an event is ____.

A
Number of trials in which an event occured / Total number of trials - Number of trials in which and event occured

B
Number of trials in which an event occured / Total number of trials

C
Total number of trials / Number of trials in which an event occured

D
Total number of trials-Number of trials inwhich an event occured / Number of trials in which an event occured
Question 5
1 / -0

In a survey of 200 ladies, it was found that 82 like coffee while 118 dislike it. From these ladies, one is chosen at random. The probability that the chosen lady dislike coffee is ____.

A
59/100

B
41/100

C
100/59

D
100/41

Solution

Total number of ladies = 200 Number of ladies who dislike coffee = 118 ∴ Probability that chosen lady dislikes coffee =118/200 = 59/100
Question 6
1 / -0

The number of times a particular entry occurs in a set of data is known as its

A
Range

B
Class-size

C
Frequency

D
Class-interval

User

Question Analysis

Correct -
Wrong -
Skipped -

My Perfomance

Score
-
out of -
Rank
-
out of -

Re-Attempt Weekly Quiz Competition

Marks (class-interval)	No. of students
30-40	12
40-50	13
50-60	4
60-70	15
70-80	6

Data Handling Test - 5

Result

Data Handling Test - 5

Score

-

Rank

-

SHARING IS CARING

Question 1

1/2

2/3

1/4

1/5

Solution

Question 2

1/2

1/3

1/4

1/5

Solution

Question 3

15

21

25

29

Solution

Question 4

Number of trials in which an event occured / Total number of trials - Number of trials in which and event occured

Number of trials in which an event occured / Total number of trials

Total number of trials / Number of trials in which an event occured

Total number of trials-Number of trials inwhich an event occured / Number of trials in which an event occured

Question 5

59/100

41/100

100/59

100/41

Solution

Question 6

Range

Class-size

Frequency

Class-interval

User

Question Analysis

My Perfomance

Score

-

Rank

-

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