EASY
9th CBSE
IMPORTANT
Earn 100

A die is rolled 300 times and the outcomes are recorded:

Outcome 1 2 3 4 5 6
Frequency 42 60 55 53 60 30

Find the probability (correct up to two decimal places) of getting an even number.

50% studentsanswered this correctly

Important Questions on Probability

EASY
9th CBSE
IMPORTANT
A die is rolled 300 times and the outcomes are recorded:
Outcome 1 2 3 4 5 6
Frequency 42 60 55 53 60 30

Find the probability (correct up to one decimal places) of getting a number more than 4.

EASY
9th CBSE
IMPORTANT
A die is rolled 300 times and the outcomes are recorded:
Outcome 1 2 3 4 5 6
Frequency 42 60 55 53 60 30

Find the probability (correct up to three decimal places) of getting a prime number.

EASY
9th CBSE
IMPORTANT
A coin is tossed 1000 times with the following frequencies:
Head 460, Tail 540
The coin is tossed again once. The probability of getting a Tail is:
EASY
9th CBSE
IMPORTANT
In a Survey of 400 students, 160 liked mathematics and rest disliked it. The probability that a student chosen at random likes mathematics is
EASY
9th CBSE
IMPORTANT
In a survey, out of all students, 15% said 'No', 57% said 'Yes' and the remaining said they could not decide. If a students is chosen at random, what is the chance that the student did not say 'Yes'.
EASY
9th CBSE
IMPORTANT
Which of the following cannot be the empirical probability of an event?
EASY
9th CBSE
IMPORTANT
The probability of guessing the correct answer to a certain question is x2. If the probability of not guessing the correct answer to the question is 23, then x is
EASY
9th CBSE
IMPORTANT
If A and B are the only two outcomes of an event and P(A)=0.32 then value of P(B) would be: