MCQ on Probability







Understanding probability is essential for making informed decisions, analysing uncertainty, and solving various real-world problems. Probability concepts are widely used in various fields, including mathematics, statistics, economics, and sciences. With this MCQ on Probability, you can understand the basics of probability theory in statistics and data analysis.

You may also like: Biostatistics Notes  |  Biostatistics PPT  |  Biostatistics MCQs  |

What does probability measure in statistics?

The probability of an event always lies between:

In a standard deck of playing cards, what is the probability of drawing a heart?

If the probability of an event is 0.8, what is the probability of its complement?

What is the sum of the probabilities of all possible outcomes in an experiment?

In a fair six-sided die, what is the probability of rolling an even number?

A spinner has six equal sections, each numbered from 1 to 6. What is the probability of landing on an odd number?

What is the probability of getting heads when flipping a fair coin?

Two dice are rolled simultaneously. What is the probability of getting a sum of 7?

In a bag, there are 4 red balls, 3 blue balls, and 2 green balls. What is the probability of drawing a blue ball?

A box contains 10 marbles: 4 red, 3 blue, and 3 green. If one marble is drawn at random, what is the probability of getting a red or blue marble?

If the probability of event A is 0.3 and the probability of event B is 0.4, what is the probability of both A and B occurring?

In a bag, there are 5 red marbles and 7 blue marbles. If two marbles are drawn without replacement, what is the probability of getting two blue marbles?

In a class of 30 students, 18 students play sports and 15 students participate in drama. If 8 students are in both groups, what is the probability that a randomly chosen student plays sports or participates in drama?

The probability of selecting a red card from a deck is 1/4, and the probability of selecting a black card is 1/2. What is the probability of selecting either a red or black card?



You may also like: Biostatistics Notes  |  Biostatistics PPT  |  Biostatistics MCQs  |




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