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basic-math

GATE Mechanical Engineering · Probability & Stats (ME) · 1998-2025

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B. S. Grewal — Higher Engineering Mathematics

Linear algebra, calculus, probability, numerical methods

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If two unbiased coins are tossed, then what is the probability of having at least one head?

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Two coins are tossed simultaneously. The probability (upto two decimal points accuracy) of getting at least one head is _________.

The chance of a student passing an exam is $$20$$% The chance of a student passing the exam and getting above $$90$$% marks in it is $$5$$%. Given that a student passes the examina...

If three coins are tossed simultaneously, the probability of getting at least one head is

The probability that two friends share the same birth-month is