Indian Navy AA (Artificer Apprentice) Probability — practice questions
9 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice Indian Navy AA (Artificer Apprentice) Probability in the app →A **discrete** random variable is one whose possible values:The **cumulative distribution function (c.d.f.)** $F(x)$ of a discrete random variable is:The probability distribution of the **number of doublets** in three throws of a pair of dice is:$f(x) = e^{-x}$ for $0 < x < \infty$ (and 0 elsewhere) is the p.d.f. of an **exponential** random variable. ThTwo dice rolled. P(sum = 7) =Standard deviation has the same units as:The probability of getting a 3 when a fair die is rolled once is:The probability of getting an even number on a single roll of a fair die is:A card is drawn from a deck of 52. Given that the card is RED, what is the probability that it's a KING?