Trying to find the right answer to this..

Previous Year Papers

Download Solved Question Papers Free for Offline Practice and view Solutions Online.

Test Series

Take Zigya Full and Sectional Test Series. Time it out for real assessment and get your results instantly.

Test Yourself

Practice and master your preparation for a specific topic or chapter. Check you scores at the end of the test.

Statistics

Multiple Choice Questions

411. The probability of an even t is greater than or equal to _____ and less than or equal to _____.

96 Views

412. Which of the following experiments have equally outcomes ?

A driver attempts to start a car. The car starts or does not start.
A player attempts to shoot a basketball. She/he shoots or misses the shot.
A trial is made to answer a true-false question. The answer is right or wrong.
A trial is made to answer a true-false question. The answer is right or wrong.

116 Views

Short Answer Type

413. Why is tossing a coin considered to be a fairway of deciding, which team should get the ball at the beginning of a football game?

99 Views

Multiple Choice Questions

414. When we toss a coin, the outcomes are equally likely. So, the result of an individual coin toss is completely unpredictable.

$2 over 3$
-1.5
15%
15%

86 Views

Short Answer Type

415. If P(E) = 0.05, what is the probability of ‘not E’?

It is given that :
P(E) = 0.05, then Probability of ‘not E’ = 1 – P(E)
⇒ P(E) = 1 – 0.05 = 0.95.

126 Views

416.

A bag contains lemon flavoured candies only. Malini takes out one candy without looking into the bag. What is the probability that she takes out :
(i) an orange flavoured candy?
(ii) a lemon flavoured candy?

130 Views

417. It is given that the probability of 2 students in a group of 3 students, not having the same birthday is 0.992. What is the probability that the 2 students have the same birthday?

138 Views

418. A bag contains 3 red balls and 5 black balls. A ball is drawn at random from the bag. What is the probability that the ball drawn is (i) red? (ii) not red?

100 Views

419. A box contains 5 red marbles, 8 white marbles and 4 green marbles. One marble is taken out of the box at random. What is the probability that the marble taken out will be (i) red? (ii) white? (iii) not green?

122 Views

420. A piggy bank contains hundred 50 p coins, fifty Re. 1 coins, twenty Rs. 2 coins and ten Rs. 5 coins. If it is equally likely that one of the coins will fall out when the bank is turned upside down, what is the probability that the coin (i) will be a 50 p coin ? (ii) will not be a Rs. 5 coin?

130 Views